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Association of prebiotic fiber intake with colorectal cancer risk: the PrebiotiCa study

Eur J Nutr. 2022 Sep 11. doi: 10.1007/s00394-022-02984-y. Online ahead of print.

ABSTRACT

PURPOSE: To evaluate the association between the intake of specific fibers with prebiotic activity, namely inulin-type fructans (ITFs), fructooligosaccharides (FOSs) and galactooligosaccharides (GOSs), and colorectal cancer risk.

METHODS: Within the PrebiotiCa study, we used data from a multicentric case-control study conducted in Italy and including 1953 incident, histologically confirmed, colorectal cancer patients and 4154 hospital controls. The amount of six prebiotic molecules [ITFs, nystose (FOS), kestose (FOS), 1F-β-fructofuranosylnystose (FOS), raffinose (GOS) and stachyose (GOS)] in a variety of foods was quantified via laboratory analyses. Subjects’ prebiotic fiber intake was estimated by multiplying food frequency questionnaire intake by the prebiotic content of each food item. The odds ratios (OR) of colorectal cancer for quintiles of intakes were derived from logistic regression models including terms for major confounders and total energy intake.

RESULTS: GOSs intake was inversely associated with colorectal cancer risk. The OR for the highest versus the lowest quintile of intake were 0.73 (95% confidence interval, CI 0.58-0.92) for raffinose and 0.64 (95% CI 0.53-0.77) for stachyose, with significant inverse trends across quintiles. No association was found with total ITFs and FOSs. The association with stachyose was stronger for colon (continuous OR = 0.74, 95% CI 0.66-0.83) than rectal cancer (OR = 0.89, 95% CI 0.79-1.02).

CONCLUSION: Colorectal cancer risk was inversely associated with the intake of dietary GOSs, but not ITFs and FOSs.

PMID:36089645 | DOI:10.1007/s00394-022-02984-y

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Treatment Patterns of Real-World Patients with TRK Fusion Cancer Treated by US Community Oncologists

Target Oncol. 2022 Sep 11. doi: 10.1007/s11523-022-00909-7. Online ahead of print.

ABSTRACT

BACKGROUND: Neurotrophic tyrosine receptor kinase (NTRK) gene fusions are present across various tumor types with an estimated overall prevalence of less than 1%. Tropomyosin receptor kinase inhibitors (TRKis) block the constitutively activated tyrosine receptor kinase (TRK) fusion protein produced in cancers with NTRK gene fusions (NTRK+) from downstream signaling. Many treatment guidelines now include TRKis as first-line (1L) or subsequent treatment options for TRK fusion cancer.

OBJECTIVE: This study aimed to assess treatment patterns subsequent to a finding of NTRK+ status among patients with TRK fusion cancer.

PATIENTS AND METHODS: This was a one-time, retrospective, multi-site patient chart abstraction by oncology practices in the USA from June to September 2020. US medical oncologists from the Oncology Provider Extended Network (OPEN) who had treated patients with NTRK+ advanced/metastatic solid tumors abstracted information into electronic case report forms (eCRFs) for adult patients with advanced/metastatic solid tumors and a NTRK+ tumor test result with a known fusion partner. Data abstracted into eCRFs by oncologists included demographic, clinical, and treatment characteristics of patients with advanced/metastatic TRK fusion solid tumors. Responses were summarized using descriptive statistics. Median treatment durations across the lines of therapy were estimated by Kaplan-Meier time to discontinuation.

RESULTS: A total of 19 medical oncologists abstracted data from 110 patient charts. Median patient age at advanced/metastatic diagnosis was 62 years. The majority of patients were male (58.2%) and White (79.1%). Solid tumor types reported in at least 10% of the study cohort were lung (24.5%), cholangiocarcinoma (13.6%), pancreatic (10.9%), and colorectal (10.0%). Results for patients with hepatobiliary cancers (i.e., cholangiocarcinoma, pancreatic cancer, hepatocellular carcinoma) and colorectal cancer, and appendiceal cancer are also included. Median duration of 1L TRKi therapy was 16.8 months across all solid tumor types, whereas median duration of 1L was 5.6 months among patients receiving non-TRKi therapies (p = 0.017). Among the solid tumor types represented by at least 10% of the study population, median duration of 1L TRKi therapy was only reached in patients with pancreatic cancer (3.3 months). Median duration of TRKi in the second-line (2L) setting was 7.9 months overall, relative to 5.3 months among patients receiving non-TRKi therapies (p = 0.003). Across lung, cholangiocarcinoma, pancreatic, and colorectal cancers, the median durations of 2L TRKi therapy were 14.1, 6.0, 6.1, and 4.1 months, respectively.

CONCLUSION AND RELEVANCE: Among patients with advanced/metastatic TRK fusion solid tumors, medical oncologists reported that approximately two-thirds initiated a TRKi during the study period. Treatment with a TRKi was longer in duration compared to non-TRKi treatment in 1L and 2L therapy. Additional research is needed to gain insight into the association between early TRKi therapy initiation and clinical outcomes in the real-world setting.

PMID:36089643 | DOI:10.1007/s11523-022-00909-7

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Differential attainment and recruitment to Intensive Care Medicine Training in the UK, 2018-2020

BMC Med Educ. 2022 Sep 12;22(1):672. doi: 10.1186/s12909-022-03732-w.

ABSTRACT

BACKGROUND: Differences exist among doctors in examination performance, clinical and academic career progression, and prevalence of performance assessment by professional regulatory bodies. Some of these differences have been reported in relation to individual characteristics. The purpose of this study is to establish whether any specific individual characteristics are associated with performance in selection for entry into specialty training in Intensive Care in the United Kingdom.

METHODS: We evaluated data of 509 candidates from the national recruitment rounds of 2018/19 and 2019/20. The outcome evaluated was “success at interview”. Variables reaching statistical significance at univariate logistic regression analysis were fed in the multivariable analysis to identify independent predictors of success, with additional exploratory analyses performed, where indicated.

RESULTS: The candidates’ median age was 31.5 (interquartile range, IQR 30-33.7) years, 324 (63.7%) were male, 256 (50.3%) not married/in civil partnership, 6 (1.2%) pregnant. The majority (316, 62.1%) were White British, 99 (19.5%) of Asian background, other ethnicities represented less than 20% of the sample. Of the 509 candidates, 155 (30.5%) were Atheist, 140 (27.5%) Christian; most were heterosexual (440, 86.4%); 432 (84.9%) reported no disability, while 4 (0.8%) had a minor and 1 (0.2%) had a major disability; 432 (84.9%) candidates held a UK medical degree; 77 (15.1%) a non-UK degree. At univariate logistic regression analysis (LRA) multiple factors were found to be associated with a lower likelihood of success, the strongest being an international medical graduate (IMG, holding a non-UK medical degree); others were increasing age, male gender, being married, Asian or mixed ethnicity, specific religious beliefs (Buddhism, Islam and Hinduism). After feeding all factors significant at univariate analysis, the only two retained as independent predictors at multivariable regression were Asian ethnicity and holding a non-UK degree. Asian UK graduates success rate was 92.7%, comparable to the national average of 92.3%, the Asian IMGs success rate was significantly lower, at 45.5%.

CONCLUSIONS: As the imbalances seen within the candidates of Asian background are explained by considering the country of primary medical training, the variations in performance is likely to reflect differences in training systems and understanding of the UK NHS.

PMID:36089594 | DOI:10.1186/s12909-022-03732-w

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A clinical study of inferior mesenteric artery typing in laparoscopic radical resections with left colonic artery preservation of rectal cancer

World J Surg Oncol. 2022 Sep 12;20(1):292. doi: 10.1186/s12957-022-02762-4.

ABSTRACT

OBJECTIVES: An investigation of the effects of different types of the inferior mesenteric artery (IMA) on laparoscopic left colic artery (LCA) radical resection of rectal cancer was conducted.

METHODS: Clinical data were collected from 92 patients who underwent laparoscopic radical resection of rectal cancer with preservation of the LCA at Nantong University’s Second Affiliated Hospital. All patients underwent full-abdominal dual-energy CT enhancement examination before surgery and 3D post-processing reconstruction of the IMA. Two radiologists with >3 years of experience in abdominal radiology jointly conducted the examination. A total of three types of IMA were identified among the patients: IMA type I (the LCA arising independently from the IMA), type II (LCA and sigmoid colon artery [SA] branching from a common trunk from IMA), and type III (LCA, SA, and superior rectal artery [SRA] branching from the IMA at the same point). The baseline data, pathological results, and intra-operative and post-operative indicators of the groups were analyzed.

RESULTS: The proportions of type I, type II, and type III IMA were 58.70% (54/92), 18.48% (17/92), and 22.82% (21/92), respectively. IMA typing was consistent with the preoperative CT evaluation results. The intra-operative blood loss of type III IMA patients [median (interquartile spacing), M (P25, P75): 52.00 (39.50, 68.50) ml] was higher than that of type I and II IMA patients [35.00 (24.00, 42.00) and 32.00 (25.50, 39.50) ml, respectively] (P<0.05). The incidence of anastomotic fistula in type III IMA patients (4 cases, 19.05%) was higher than that in non-type III IMA patients (1 case, 1.41%) (X2=6.679, P=0.010). The incidence of postoperative complications among the three types of IMA was not significantly different (P>0.05).

CONCLUSIONS: Among rectal cancer patients undergoing laparoscopic LCA preservation, type III IMA patients had more intraoperative bleeding and a higher incidence of postoperative anastomotic fistula. However, this did not increase the risk of overall postoperative complications.

PMID:36089588 | DOI:10.1186/s12957-022-02762-4

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Outcome of anticoagulation with rivaroxaban in patients with non-retrieved inferior vena cava filters for the prevention of filter thrombosis: a retrospective cohort study

BMC Cardiovasc Disord. 2022 Sep 11;22(1):406. doi: 10.1186/s12872-022-02849-6.

ABSTRACT

BACKGROUND: Non-retrieved inferior vena cava filter (IVCF) is associated with some severe complications, such as filter thrombosis. The aim of this retrospective cohort study was to evaluate the outcome of rivaroxaban for the prevention of filter thrombosis in patients with non-retrieved IVCF.

METHODS: The study based on the VTE registry databases was limited to patients with non-retrieved IVCF treated at Nanjing Drum Tower Hospital from January 2012 to December 2017. Outcomes included filter thrombosis, total bleeding events, death.

RESULTS: A total of 202 patients were enrolled in the study and divided into rivaroxaban group and warfarin group. Mean follow-up period of the two groups was 57.4 ± 20.8 and 62.2 ± 23.0 months, respectively. In risk factors for VTE, transient factors (P = 0.008) and history of VTE (P = 0.028) were statistically different between the two groups. A total of 13 (6.4%) patients developed filter complications, of which 4 (3.5%) and 5 (5.7%) patients in rivaroxaban group and warfarin group developed filter thrombosis, respectively, without significant difference (P = 0.690). The total bleeding events in rivaroxaban group, including major bleeding and clinically relevant and non-major (CRNM) bleeding, were significantly lower than that in warfarin group (P = 0.005). Adjusting for hypertension, transient risk factors, history of VTE and cancer, no differences in the hazard ratio for outcomes were notable.

CONCLUSIONS: It is necessary to perform a concomitant anticoagulation in patients with non-retrieved filters. Rivaroxaban can be an alternative anticoagulant option for the prevention of filter thrombosis.

PMID:36089586 | DOI:10.1186/s12872-022-02849-6

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Cone-beam computed tomography-based analysis of maxillary sinus pneumatization extended into the alveolar process in different age groups

BMC Oral Health. 2022 Sep 11;22(1):393. doi: 10.1186/s12903-022-02445-2.

ABSTRACT

OBJECTIVE: This study aimed to measure the amount of maxillary sinus pneumatization (MSP) extended into alveolar processes in different age groups via cone-beam computed tomography (CBCT) and its association with age.

METHODS: The data of 293 adult patients (533 maxillary sinuses) who underwent CBCT at our hospital from January 2020 to October 2020 were analyzed and divided into the following age groups: group I (18-34 years old, youth group), group II (35-59 years old, middle-aged group) and group III (≥ 60 years old, elderly group). The distance between the lowest point of the maxillary sinus floor and nasal cavity floor in the central area of the maxillary posterior teeth was measured and recorded as the amount of MSP. Further, according to the positional relation between the maxillary posterior teeth and maxillary sinus floor, MSP was divided into type I (normal pneumatization) and type II (extensive pneumatization). The distribution of pneumatization types and degree and change of pneumatization for the different age groups were also analyzed. P < 0.05 was used as the threshold for statistical significance.

RESULTS: The amount of MSP of group I [(3.75 ± 3.77) mm] was significantly higher than that of group II [(2.30 ± 4.48) mm] and group III [(2.09 ± 4.70) mm], but there was no significant difference between group II and group III. We also found that the amount decreased gradually with increasing age (rs = – 0.2), with the youth group showing a higher prevalence of extensive pneumatization (youth vs. middle-age vs. elderly: 66.44% vs. 36.81% vs. 22.28%, respectively). There was no statistically significant difference in the amount of MSP between males and females and between left and right maxillary sinus in each group (P > 0.05).

CONCLUSION: The amount of MSP was significantly higher in the 18-34 years old group compared to older age groups, showed a decreasing trend with age and was not associated with sex and maxillary sinus sides.

PMID:36089584 | DOI:10.1186/s12903-022-02445-2

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The effect of buzzy and cold spray on pain, anxiety, and fear of children during venipuncture in pediatric emergency department in Turkey; A randomized controlled study

J Pediatr Nurs. 2022 Sep 8:S0882-5963(22)00218-4. doi: 10.1016/j.pedn.2022.08.019. Online ahead of print.

ABSTRACT

PURPOSE: It was aimed to evaluate the efficacy of Buzzy and cold spray in reducing pain, anxiety, and fear of children during venipuncture in the emergency department (ED).

METHODS: This study is an experimental, parallel-group (intervention-control), randomized controlled, single-blind design. The study was conducted with 161 children aged 5-12 years in pediatric ED. Data were collected by the ‘Personal Information Form’, ‘Wong Baker-Facial Expression Rating Scale’, ‘Child Anxiety Statement Scale’, and ‘Child Fear Inventory’. Data were analyzed with descriptive statistics, Mann Whitney U test, Kruskal Wallis H test, and Intraclass Correlation.

RESULTS: Descriptive features of the children were homogeneous. ‘Wong Baker-Facial Expression Rating Scale’, ‘Child Anxiety Statement Scale’, and ‘Child Fear Scale’ score averages of the children in the control group were higher than the children in the Buzzy group and the cold spray group (p < 0.001). The pain scores of the Buzzy group were higher than those in the cold spray group (p < 0.001). The anxiety and fear mean scores of the children in the Buzzy and cold spray groups were similar (p > 0.05).

CONCLUSION: It was determined that Buzzy and cold spray were more effective than standard care in reducing the level of pain, anxiety, and fear in children ages 5-12 years during venipuncture in the pediatric emergency. The cold spray was more effective in reducing pain than Buzzy.

PRACTICE IMPLICATIONS: Nurses can use Buzzy and cold sprays to manage the fear, anxiety, and pain associated with venipuncture.

PMID:36089558 | DOI:10.1016/j.pedn.2022.08.019

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Comparison of “complications” and functional outcome of anterolateral thigh flap and sural neurofasciocutaneus flap for foot and ankle reconstruction: A single center cohort study

Injury. 2022 Aug 30:S0020-1383(22)00630-1. doi: 10.1016/j.injury.2022.08.068. Online ahead of print.

ABSTRACT

BACKGROUND: Skin and soft-tissue defects around the foot and ankle remain a challenge for orthopedic and plastic surgeons. Anterolateral thigh (ALT) flap and sural neurofasciocutaneous (NFC) flap are both used to reconstruct lower-extremity soft-tissue defects. The purpose of this study was to compare outcomes of the two flaps and attempt to provide an optimal strategy.

METHODS: A retrospective study was conducted, reviewing data from 93 patients who underwent reconstruction of wounds around the foot and ankle with ALT flap (42 cases) or NFC flap (51 cases) from January 2014 to January 2020. Patients’ demographics, characteristics of the defect, complications, cosmetic appearance, and functional outcome were analyzed, and statistical analysis was performed.

RESULT: There was no difference in gender and etiology; however, NFC flaps were more frequently used in elderly patients. Mean size of the flap in the ALT group was significantly larger in comparison with the NFC group. The ALT group had longer operation and hospitalization time than the NFC group (P < 0.05). The incidence of partial necrosis in ALT group was significantly lower than that in NFC group, while its general complications rate was higher. In long-term follow-up, esthetic appearance of the reconstructed site was comparable in both groups, the ALT group had a higher ratio of revision surgery. Moreover, the ALT group showed better overall esthetic outcomes in the donor site.

CONCLUSIONS: The study showed that anterolateral thigh flaps in wound coverage of foot and ankle achieved better outcomes than neurofasciocutaneous flaps in terms of recipient benefits and donor-site compromise with a special indication for larger and more distally located defects.

PMID:36089554 | DOI:10.1016/j.injury.2022.08.068

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Immediate loaded fixed complete dentures supported by implants in patients with a history of periodontitis: A retrospective cohort study of 2 to 7 years

J Prosthet Dent. 2022 Sep 8:S0022-3913(22)00490-5. doi: 10.1016/j.prosdent.2022.08.006. Online ahead of print.

ABSTRACT

STATEMENT OF PROBLEM: The outcome of implant-supported fixed complete dentures in edentulous patients with a history of periodontitis is unclear.

PURPOSE: The purpose of this retrospective clinical study was to assess the clinical outcomes of immediate loaded fixed complete dentures in individuals with a history of periodontitis and to analyze risk factors related to implant failure.

MATERIAL AND METHODS: A total of 642 implants (146 prostheses) in 119 patients were included. The follow-up period ranged from 2 to 7 years. Implant survival rates, marginal bone loss, mechanical complications, biologic complications, and patient satisfaction were evaluated. The Pearson chi-square test, independent samples t test, and multivariate generalized estimating equation were performed for statistical analysis (α=.05).

RESULTS: Eleven implants in 9 patients failed, leading to overall survival rates of 98.3% at the implant level and 92.4% at the patient level. The mean ±standard deviation marginal bone loss was 0.62 ±0.86 mm, and marginal bone loss did not differ significantly between axial and tilted implants (P>.05). Mechanical complications were detected in 55 (37.7%) definitive prostheses; biologic complications were detected in 318 (49.5%) implants. Smokers had a significantly lower survival rate than nonsmokers (odds ratio: 6.880, P=.013). Bruxers had a significantly higher incidence of mechanical complications than nonbruxers (P<.001).

CONCLUSIONS: The immediate loaded fixed complete denture supported by implants is a suitable treatment option for edentulous patients with a history of periodontitis, with high survival implant rates. Smoking is a risk factor for implant failure. Bruxism may increase the incidence of mechanical complications with implant-supported fixed complete dentures, and the overall biologic complication incidence is comparatively high.

PMID:36089545 | DOI:10.1016/j.prosdent.2022.08.006

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Clinical and laboratory evaluation of Turkish children with IgG subclass deficiency

Pediatr Neonatol. 2022 Aug 24:S1875-9572(22)00186-3. doi: 10.1016/j.pedneo.2022.04.014. Online ahead of print.

ABSTRACT

BACKGROUND: IgG subclass deficiency is a laboratory diagnosis and becomes important with recurrent infections. This study aimed to examine the demographic, clinical, and laboratory results of pediatric cases with IgG subclass deficiency and to improve the understanding of the clinical significance of IgG subclass deficiency.

METHODS: In this study, the clinical and laboratory features of 111 pediatric patients, with at least one whose serum IgG subclasses was measured as lower than 2 standard deviation of healthy aged-matched control values, were evaluated. The clinical and laboratory features of the cases with isolated IgG subclass deficiency (Group 1) and those with low serum levels of any of IgG, IgA, and IgM in addition to the IgG subclass deficiency (Group 2) were compared.

RESULTS: A total of 55 (49.54%) and 56 (50.45%) patients were included in Groups 1 and 2, respectively. Among our studied cases, 20 (18.1%) had a history of hospitalization in the neonatal period, 61 (54.95%) had at least one hospitalization due to infection, and 55 (49.54%) had a history of recurrent infection. The frequencies of these three conditions were statistically significantly higher in Group 2 (p < 0.05). The frequencies of infections in the last year in Groups 1 and 2 were 4.4 ± 1.2 and 5.4 ± 1.9, respectively (p < 0.05). As a result of recurrent infections, 43.24% (n = 48) of our patients received antibiotic prophylaxis, and 21.62% (n = 24) had immunoglobulin replacement therapy. Furthermore, the numbers of patients who needed these treatments were higher in Group 2 (p < 0.05).

CONCLUSION: In cases with IgG subclass deficiencies, concomitant main-group immunoglobulin deficiencies may increase the number and severity of infections, leading to hospitalizations, antibiotic prophylaxis, and immunoglobulin therapy. More attention should be paid to cases of immunoglobulin main-group deficiencies in the follow-up of these cases.

PMID:36089538 | DOI:10.1016/j.pedneo.2022.04.014