Table 2. Average heart rate and internal training load during training for Pilates and aerobic groups.

Variables	Pilates (n = 22)	Aerobic (n = 21)	Δ%	p value	d value	90% CI
Average HR (bpm)	86 ± 6	123 ± 11*	+42.2	<0.0001	4.1	2.5–5.7
Internal training load	192 ± 69	252 ± 106*	+31.3	0.04	0.67	0.14–1.2

Notes.

Data are mean ± standard deviation.

HR

heart rate

bpm

beats per minute

d

Cohen d effect size

CI

confidence interval

^aAerobic >  Pilates.