BACKGROUND The incidence of anal cancer has been increasing in the United States.Smoking is a well-established risk factor;however,the impact of smoking on disease recurrence and outcome has not been well studied.The ...BACKGROUND The incidence of anal cancer has been increasing in the United States.Smoking is a well-established risk factor;however,the impact of smoking on disease recurrence and outcome has not been well studied.The aim of this study was to assess the association between anal cancer recurrence and cigarette smoking.AIM To investigate the relationship between cigarette smoking status and anal cancer treatment outcome.METHODS The cancer registry from a single,community hospital was screened for patients with anal cancer between 2010 and 2021.The following characteristics were gathered from the database:Age;sex;cigarette smoking history;American Joint Committee on Cancer Clinical Stage Group;response to therapy;recurrence;time to recurrence;mortality;time to death;and length of follow-up.Patients were divided into the following groups:Current smokers;former smokers;and never smokers.SPSSv25.0 software(IBM Corp.,Armonk,NY,United States)was used for statistical analysis.RESULTS A total of 95 patients from the database met the screening criteria.There were 37 never smokers,22 former smokers,and 36 current smokers.There was no difference between groups in regards to race or sex.There was no difference in the American Joint Committee on Cancer Clinical Stage Group between groups.The former smokers were significantly older when compared to never smokers and current smokers(66.5±13.17 vs 57.4±7.82 vs 63.7±13.80,P=0.011).Former smokers and current smokers had a higher recurrence rate compared to never smokers(30.8%and 20.8%compared to zero,P=0.009).There was not a significant difference in recurrence between former smokers and current smokers.There was no difference in the mortality,non-response rate,or time to death between the groups.CONCLUSION Our data contributes evidence that cigarette smoking status is associated with increased recurrence for patients with anal cancer.展开更多
BACKGROUND Many classification systems of thoracolumbar spinal fractures have been proposed to enhance treatment protocols,but none have achieved universal adoption.AIM To develop a new patient scoring system for case...BACKGROUND Many classification systems of thoracolumbar spinal fractures have been proposed to enhance treatment protocols,but none have achieved universal adoption.AIM To develop a new patient scoring system for cases with thoracolumbar injury classification and severity score(TLICS)=4,namely the load-sharing thoracolumbar injury score(LSTLIS).METHODS Based on thoracolumbar injury classification and severity score,this study proposes the use of the established load-sharing classification(LSC)to develop an improved classification system(LSTLIS).To prove the reliability and reproducibility of LSTLIS,a retrospective analysis for patients with thoracolumbar vertebral fractures has been conducted.RESULTS A total of 102 cases were enrolled in the study.The scoring trend of LSTLIS is roughly similar as the LSC scoring,however,the average deviation based on the former method is relatively smaller than that of the latter.Thus,the robustness of the LSTLIS scoring method is better than that of LSC.LSTLIS can further classify patients with TLICS=4,so as to assess more accurately this particular circumstance,and the majority of LSTLIS recommendations are consistent with actual clinical decisions.LSTLIS is a scoring system that combines LSC and TLICS to compensate for the lack of appropriate inclusion of anterior and middle column compression fractures with TLICS.Following preliminary clinical verification,LSTLIS has greater feasibility and reliability value,is more practical in comprehensively assessing certain clinical circumstances,and has better accuracy with clinically significant guidelines.展开更多
This research aims to investigate(1)the knowledge sources applied by foreign language students when they encounter unknown words in written text;(2)the correct rate of university-level Chinese students’L2 lexical inf...This research aims to investigate(1)the knowledge sources applied by foreign language students when they encounter unknown words in written text;(2)the correct rate of university-level Chinese students’L2 lexical inferencing and(3)the relation⁃ship between the knowledge sources and success of lexical inferencing.Questionnaire,group thinking-aloud protocols and retro⁃spective report were combined in use to examine university-level students’lexical inferencing procedures.In this study,twenty sophomore students in university were given a 330-word reading passage with 10 test items and asked to verbalize their thoughts about their inferencing.General findings of this study are(1)a variety of knowledge sources were applied by informants during this inferencing procedure,among which contextual cues were used more frequently than the other two categories of cues;(2)the correct rate of the L2 lexical inferencing is not high and(3)there is no specific relationship between knowledge sources and success of lexi⁃cal inferencing,as the results showed that different participants could achieve the same inferencing based on using different types of knowledge sources.展开更多
文摘BACKGROUND The incidence of anal cancer has been increasing in the United States.Smoking is a well-established risk factor;however,the impact of smoking on disease recurrence and outcome has not been well studied.The aim of this study was to assess the association between anal cancer recurrence and cigarette smoking.AIM To investigate the relationship between cigarette smoking status and anal cancer treatment outcome.METHODS The cancer registry from a single,community hospital was screened for patients with anal cancer between 2010 and 2021.The following characteristics were gathered from the database:Age;sex;cigarette smoking history;American Joint Committee on Cancer Clinical Stage Group;response to therapy;recurrence;time to recurrence;mortality;time to death;and length of follow-up.Patients were divided into the following groups:Current smokers;former smokers;and never smokers.SPSSv25.0 software(IBM Corp.,Armonk,NY,United States)was used for statistical analysis.RESULTS A total of 95 patients from the database met the screening criteria.There were 37 never smokers,22 former smokers,and 36 current smokers.There was no difference between groups in regards to race or sex.There was no difference in the American Joint Committee on Cancer Clinical Stage Group between groups.The former smokers were significantly older when compared to never smokers and current smokers(66.5±13.17 vs 57.4±7.82 vs 63.7±13.80,P=0.011).Former smokers and current smokers had a higher recurrence rate compared to never smokers(30.8%and 20.8%compared to zero,P=0.009).There was not a significant difference in recurrence between former smokers and current smokers.There was no difference in the mortality,non-response rate,or time to death between the groups.CONCLUSION Our data contributes evidence that cigarette smoking status is associated with increased recurrence for patients with anal cancer.
基金Supported by Multicenter Clinical Trial of hUC-MSCs in the Treatment of Late Chronic Spinal Cord Injury,No.2017YFA0105404the Project of Shanghai Science and Technology Commission,No.19441901702.
文摘BACKGROUND Many classification systems of thoracolumbar spinal fractures have been proposed to enhance treatment protocols,but none have achieved universal adoption.AIM To develop a new patient scoring system for cases with thoracolumbar injury classification and severity score(TLICS)=4,namely the load-sharing thoracolumbar injury score(LSTLIS).METHODS Based on thoracolumbar injury classification and severity score,this study proposes the use of the established load-sharing classification(LSC)to develop an improved classification system(LSTLIS).To prove the reliability and reproducibility of LSTLIS,a retrospective analysis for patients with thoracolumbar vertebral fractures has been conducted.RESULTS A total of 102 cases were enrolled in the study.The scoring trend of LSTLIS is roughly similar as the LSC scoring,however,the average deviation based on the former method is relatively smaller than that of the latter.Thus,the robustness of the LSTLIS scoring method is better than that of LSC.LSTLIS can further classify patients with TLICS=4,so as to assess more accurately this particular circumstance,and the majority of LSTLIS recommendations are consistent with actual clinical decisions.LSTLIS is a scoring system that combines LSC and TLICS to compensate for the lack of appropriate inclusion of anterior and middle column compression fractures with TLICS.Following preliminary clinical verification,LSTLIS has greater feasibility and reliability value,is more practical in comprehensively assessing certain clinical circumstances,and has better accuracy with clinically significant guidelines.
文摘This research aims to investigate(1)the knowledge sources applied by foreign language students when they encounter unknown words in written text;(2)the correct rate of university-level Chinese students’L2 lexical inferencing and(3)the relation⁃ship between the knowledge sources and success of lexical inferencing.Questionnaire,group thinking-aloud protocols and retro⁃spective report were combined in use to examine university-level students’lexical inferencing procedures.In this study,twenty sophomore students in university were given a 330-word reading passage with 10 test items and asked to verbalize their thoughts about their inferencing.General findings of this study are(1)a variety of knowledge sources were applied by informants during this inferencing procedure,among which contextual cues were used more frequently than the other two categories of cues;(2)the correct rate of the L2 lexical inferencing is not high and(3)there is no specific relationship between knowledge sources and success of lexi⁃cal inferencing,as the results showed that different participants could achieve the same inferencing based on using different types of knowledge sources.
