From: Exploring the immediate and short-term effect of lumbar spinal manipulation on pressure pain threshold: a randomized controlled trial of healthy participants
Groups
Lumbar SMT
Deactivated ultrasound
P value
Age in years (mean, SD)
24.5, 4.42
23.45, 1.86
p = .30
Gender (n)
26 (19Â F, 7Â M)
29 (16Â F, 13Â M)
Immediate PPT in lbs (mean, SD)
10.18, 3.63
10.68, 3.32
P = .60