. 2013 Oct 20;25(9):1147–1149. doi: 10.1589/jpts.25.1147

Table 1. Electromyography activities of abdominal and leg muscles during abdominal bridge exercise without hip adduction and with hip adduction isometric contraction (N=14).

Muscle	Mean %MVIC (SD)
Muscle	BE	BEHA
RA	5.59 (3.59)	10.43 (9.90)*
EO	11.30 (5.06)	22.11 (13.40)*
IO	17.82 (17.63)	26.97 (18.41)*
GM	20.40 (8.90)	26.88 (11.04)*

RA: Rectus abdominis; EO: External obliques; IO: Internal obliques; GM: Gluteus maximus; BE: bridging exercise; BEHA: bridging exercise with hip adduction

*p<0.05