Table 2.

The subgroup meta-analyses of HIIT on MFO (g/min) compared with MICT.

	n	MD	95% CI†	pd	I2	ph	pt
Intensity
Fatmax (44–52%VO2max)	35	0.03	−0.01 to 0.07	0.13	73%	0.05	0.13
non-Fatmax (60%VO2max)	112	0.00	−0.02 to 0.01	0.69	0%	0.57
Mode
Cycling	115	0.01	−0.02 to 0.05	0.49	62%	0.05	n/a
Running	32	n/a	n/a	n/a	n/a	n/a
BMI category (kg/m2)
30∼35 kg/m2	96	0.00	−0.03 to 0.03	0.96	0%	0.44	0.42
>35 kg/m2	51	0.02	−0.03 to 0.07	0.34	89%	<0.01
Age
18∼50yr	67	0.02	−0.01 to 0.05	0.56	77%	<0.01	0.15
>50yr	80	−0.03	−0.08 to −0.03	0.34	0%	0.58
Sex
Male	35	0.03	0.00 to 0.06	0.13	73%	0.05	0.13
Male + Female	112	0.00	−0.02 to 0.01	0.76	0%	0.57

MD: Pooled mean difference (g/min) between the observed effects of HIIT and MICT.