Clinical Efficacy of Mechanical Traction as Physical Therapy for Lumbar Disc Herniation: A Meta-Analysis

Table 1

Literature characteristics and Jadad score were included.

Author	Year	Study type	Study group	Control group	Frequency (times/week)	Traction	Jadad
Bilgilisoy et al. [15]	2018	RCT	Age:	Age:	Not mentioned	50%BW	4
Demirel et al. [18]	2017	RCT	Age:	Age:	Not mentioned	50%BW+5 pounds	5
Isner-Horobeti et al. [19]	2016	RCT	Age:	Age:	5	50%BW	4
Moustafa and Diab [16]	2013	RCT	Age:	Age:	3	Not mentioned	5
Ozturk et al. [20]	2006	RCT	(14 men, 10 women); Age:	(8 men, 14 women); Age:	5	50%BW	5
Prasad et al. [17]	2012	RCT	Age:	Age:	3	Not mentioned	5

RCT: randomized controlled trial.