Table 3

 Variations in mean oxygen uptake (Vo2), minute ventilation (VE), heart rate (HR), and blood lactate concentration ([La]), during the three cycling bouts, at different time periods: 3–5, 20–22, 28–30 min

Cycling boutVo2 (ml/kg/min)VE (l/min)HR (beats/min)[La] (mmol/l)
Values are expressed as mean (SD).
*Significantly different from the 3–5 min interval, p<0.05.
†Significantly different from the 20–22 min interval, p<0.05.
‡Significantly different from FCC−20% at the same period, p<0.05.
§Significantly different from FCC+20% at the same period, p<0.05.
FCC−20%
    3–5 min47.4 (3.5)74.7 (9.5)139 (11)3.3 (1.2)
    20–22 min47.5 (4.3)74.8 (1.2)141 (10)3.3 (1.4)
    28–30 min48.6 (3.2)75.3 (9.9)142 (11)2.7 (1.0)*†
FCC
    3–5 min47.3 (4.4)74.7 (10.7)140 (11)2.7 (0.7)
    20–22 min49.1 (5.2)80.2 (12.5)147 (14)3.3 (1.0)
    28–30 min50.1 (4.8)*82.5 (12.6)150 (14)*‡3.2 (0.9)§
FCC+20%
    3–5 min46.1 (3.8)73.6 (9.0)138 (11)2.7 (0.6)
    20–22 min47.8 (3.8)79.5 (11.1)144 (12)2.9 (0.6)
    28–30 min51.2 (4.5)*‡89.0 (12.4)*‡152 (14)*‡4.2 (0.8)*†‡