Laparoscopic versus Conventional Surgery for Acute Cholangitis of Severe Type: A Systematic Review of Randomized Controlled Trials

Table 1

Basic characteristics of the included literature.

Study	Year	Sample time	Group	Cases	Age (years)	M/cases	Study design	Outcome measures
Li Xiaodong [6]	2012	2007/01-2010/12	Treat	42		26	RCT	(1)(2)(3)(4)(12)
			Cont	35		20
Li Junyao [7]	2017	2013/06-2016/06	Treat	44		25	RCT	(1)(2)(4)(6)(7)(8)
			Cont	44		20
Luo Yang [8]	2019	2016/01-2017/12	Treat	72		39	RCT	(1)(2)(3)(4)(5)(6)(7)(8)(11)
			Cont	72		40
Cheng Xianchen [10]	2018	2014/03-2018/01	Treat	28		15	RCT	(1)(2)(3)(4)(5)
			Cont	28		12
Wang Yuepin [11]	2017	2014/03-2016/03	Treat	42	26-75	22	RCT	(1)(2)(3)(4)(5)(9)(10)
			Cont	42	26-75	23
Wu Bichuang [12]	2011	2005/06-2010/05	Treat	18		7	RCT	(2)(3)(4)
			Cont	19		8
Li Zhiqiang [13]	2020	2015/01-2019/12	Treat	50		27	RCT	(1)(2)(4)(7)
			Cont	50		26
Yu Weijun [14]	2013	2009/01-2011/12	Treat	42		23	RCT	(1)(2)(3)(4)(5)(9)(12)
			Cont	35		24
Hu Shong [15]	2017	2014/07-2015/02	Treat	46		18	RCT	(1)(2)(4)(6)(7)(8)(11)
			Cont	46		19
Feng Rifang [16]	2018	2014/05-2017/05	Treat	54		37	RCT	(1)(2)(3)(4)(5)
			Cont	54		38
Liu Yi [17]	2014	2009/11-2012/12	Treat	38		23	RCT	(1)(2)(3)
			Cont	38		22
Zhang Yi [18]	2016	2011/01-2015/01	Treat	47		19	RCT	(2)(4)(7)(8)(9)(10)(11)(12)
			Cont	35		15
Shen Hongbo [19]	2012	2004/10-2009/10	Treat	45	60-88	29	RCT	(1)(2)(4)(12)
			Cont	56	60-88	32
Zhou Fan [20]	2015	2009/01-2013/01	Treat	37		22	RCT	(2)(6)(8)(9)(10)(11)
			Cont	36		21
He Shi Qing [21]	2013	2010/2-2011/12	Treat	30		19	RCT	(1)(2)(3)(4)(10)(11)(12)
			Cont	22		14

Abbreviations: Treat: treatment; Con: control; M: male; RCT: randomized controlled trial. (1) Effective rate; (2) incidence of complications after treatment; (3) operation duration; (4) hospital stay after treatment; (5) anal exhaust time after treatment; (6) jaundice relief time after treatment; (7) recovery time of gastrointestinal function after treatment; (8) duration of abdominal pain relief after treatment; (9) white blood cell count after treatment; (10) alanine aminotransferase level after treatment; (11) total bilirubin level after treatment; and (12) high-sensitive C-reactive protein level after treatment.