Kuan-Yu Chi, Man-Yun Li, Chiehfeng Chen, Enoch Kang
Ten circumstances and solutions for finding the sample mean and standard deviation for meta-analysis
Systematic reviews
older adults oas 65 years comprise growing population united states anticipated require increasing number emergency general surgery procedures egsps aims study identify frequency egsps compare cost care oas managed teaching hospitals ths vs nonteaching hospitals nths retrospective review data maryland health services cost review commission database 2009 2018 oas undergoing egsps undertaken data collected included demographics patientrefined aprseverity illness soi aprrisk mortality rom charlson comorbidity index cci egsps partial colectomy pc small bowel resection cholecystectomy operative management peptic ulcers lysis adhesions appendectomy laparotomy categorized hospital charges length stay los mortality 55401 oas undergoing egsps study 28575 516 treated ths 26826 484 nths oas ths presented greater aprrom major 256 vs 249 extreme 226 vs 220 p01 cci 313 vs 2728 p001 compared nths lysis adhesions cholecystectomy pc comprised overall common egsps older adults ths incurred comparatively higher median hospital charges every egsp due increased room charges los mortality higher ths 613 vs 533 p001 acuity illness appears similar cost undergoing egsps oas higher ths vs nths due increased los future work warranted determine mitigate factors increase los ths