Effects of One-Fifth, One-Third, and One-Half of the Bodyweight Lumbar Traction on the Straight Leg Raise Test and Pain in Prolapsed Intervertebral Disc Patients: A Randomized Controlled Trial

Table 4

Within-group (Wilcoxon signed-rank test) comparison for dependent variables in both groups.

	Group A		Group B		Group C
		value		value		value
PostSLR-PreSLR	-2.937	≤0.01	-3.41	≤0.01	-3.41	≤0.01
PostVAS-PreVAS	-1.41	0.15	-1.73	0.08	-2.23	0.02

Significant. SLR: straight leg raise; VAS: visual analog scale.