Table 4 1RM tests and muscle thickness effect sizes and magnitudes across 12 weeks of resistance training.
Bench press Lat pull down Triceps extension Biceps curl Triceps MV Biceps MV
Group 12 weeks 12 weeks 12 weeks 12 weeks 12 weeks 12 weeks
LG-SM (n=9) Effect size
Magnitude
.54
moderate
.78
moderate
.75
moderate
.82
large
.00
trivial
.34
small
SM-LG (n=13) Effect size
Magnitude
.56
moderate
.58
moderate
2.07
large
1.11
large
.47
small
.26
small
CG (n=9) Effect size
Magnitude
-.23
trivial
-.13
trivial
-.17
trivial
-.46
trivial
-.12
trivial
.07
trivial