Table 4 Items with Significant Differences in Pressure-pain Threshold before and after Training in Each Group*. Units: kgf

Group

Item

⁻X (95%CI)

p

⁻X (95%CI)

P

Sham training

–

–

–

–

–

Low intensity

Quadratus lumborum

0.61 (0.17–1.05)

0.009

–

–

Transversus abdominis

0.14 (−0.15–0.43)

0.022

–

–

Piriformis

0.55 (0.13–0.98)

0.014

–

–

Body surface pain radiation^a

−5.21 (from −9.40 to −1.03)

0.019

−7.29 (− 13.31 to − 1.27)

0.021

High intensity

Iliopsoas

0.69 (0.13–1.25)

0.020

–

–

Quadratus lumborum

0.84 (0.23–1.45)

0.012

0.65 (0.14–1.17)

0.018

Erector spinae

0.66 (0.18–1.15)

0.011

–

–

Transversus abdominis

0.70 (0.26–1.14)

0.004

–

–

Body surface pain radiation^a

−10.87 (from −17.51 to −4.22)

0.003

−9.87 (from −16.43 to −3.31)

0.006