Table 3

Maximal oxygen uptake and self-reported physical activity

VariableHIIT (n=9)CON (n=7)
Baseline12 weeks24 weeksBaseline12 weeks24 weeks
VO2max (L/min)3.05 (2.71–3.31)3.28 (2.97–3.60)3.19 (2.84–3.55)3.38 (2.84–3.90)3.54 (3.07–3.80)3.33 (2.87–3.82)
VO2max (mL/kg/min)25.6 (21.8–29.7)27.7 (23.6–32.5)27.2 (22.9–32.2)26.6 (20.8–33.2)27.1 (23.6–30.9)25.9 (21.3–30.1)
HIITCON
n=8n=9n=9n=11n=10n=10
Total MET-min/ week3641 (595–6686)2697 (1561–3833)2501 (288–4714)2857 (0–5980)1991 (773–3210)3034 (1967–4100)
Walking (min/week)346 (0–708)162 (52-272)116 (18-214)230 (0–446)167 (45-290)191 (16-366)
Moderate (min/week)158 (0–351)262 (66-458)129 (2-257)148 (25-271)132 (12-252)189 (94-284)
Vigorous (min/week)120 (0–264)146 (71-223)131 (0–266)188 (0–436)91 (7–175)168 (52–284)
  • Data are reported in mean and 95% CI.

  • CON, control; HIIT, high-intensity interval training; VO2max, maximal oxygen uptake.