Table 1. Subject characteristics and peak values determined during incremental cycling to exhaustion in naturally-menstruating women (WomenNM) and women using oral contraceptives (WomenOC). Values are mean (±standard deviation).
|
WomenNM
(n = 8) |
WomenOC
(n = 8) |
| Age (yr) |
22(3) |
22(4) |
| Body mass (kg) |
63.1 (5.6) |
59.5 (6.4) |
| Height (m) |
1.68 (.07) |
1.64 (.06) |
| Body mass index (kg/m2) |
22.3 (1.8) |
22.2 (1.9) |
| Oxygen uptake (L/min) |
2.89 (.54) |
2.66 (.45) |
| Oxygen uptake (mL/kg/min) |
44.8 (5.2) |
44.5 (4.2) |
| Power output (W) |
241(54) |
227(37) |
| Blood lactate (mmol/L) |
11.2 (1.3) |
10.5 (.9) |
| Heart rate (b/min) |
193(8) |
195(6) |
