Table 15. Measured vs. Predicted VO2peak, from submaximal measurements, in the total sample: The HUNT 3 fitness study.
| Men | Women | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Measured VO2peak | Predicted VO2peak | CE | %SEE | %TE | N (%) | Measured VO2peak | Predicted VO2peak | CE | %SEE | %TE | N (%) | |
| Age (yr.) | ||||||||||||
| <40 | 50.8 ± 8.5 | 47.8 ± 7.0 | 3.22 | 11.4 | 13.4 | 291 (21.9) | 41.0 ± 7.4 | 39.5 ± 5.4 | 1.46 | 13.0 | 13.7 | 371 (27.1) |
| 40-60 | 44.1 ± 8.1 | 44.6 ± 6.2 | -0.41 | 13.4 | 13.4 | 726 (54.5) | 35.6 ± 6.8 | 36.3 ± 4.9 | -0.58 | 14.0 | 14.1 | 717 (52.4) |
| >60 | 37.3 ± 7.4 | 40.2 ± 6.4 | -2.88 | 15.1 | 17.2 | 315 (23.6) | 29.4 ± 5.4 | 31.1 ± 5.0 | -1.68 | 14.3 | 16.5 | 281 (20.5) |
| VO2peak | ||||||||||||
| <35(<30) | 31.2 ± 3.2 | 37.0 ± 5.6 | -5.82 | 9.4 | 25.8 | 218 (16.4) | 26.4 ± 2.8 | 30.8 ± 4.9 | -4.25 | 9.3 | 23.2 | 308 (22.5) |
| 35-50 (30-40) | 42.8 ± 4.2 | 43.5 ± 5.0 | -0.79 | 8.8 | 11.3 | 749 (56.2) | 34.9 ± 2.9 | 35.4 ± 4.2 | -0.53 | 7.5 | 11.7 | 667 (48.7) |
| >50 (>40) | 56.0 ± 5.0 | 50.7 ± 5.7 | 5.34 | 7.7 | 13.2 | 366 (27.4) | 45.6 ± 4.8 | 41.5 ± 4.1 | 4.21 | 8.8 | 13.0 | 394 (28.8) |
| Velocity | ||||||||||||
| <5 | 35.4 ± 6.5 | 36.0 ± 5.0 | -0.44 | 15.4 | 16.4 | 216 (16.2) | 31.0 ± 5.6 | 31.5 ± 4.4 | -0.49 | 15.0 | 15.5 | 535 (39.1) |
| 5-6 | 43.9 ± 7.9 | 44.2 ± 4.4 | -0.35 | 14.2 | 14.2 | 911 (68.3) | 38.3 ± 6.9 | 38.5 ± 4.1 | -0.24 | 13.7 | 13.8 | 787 (57.5) |
| >6 | 52.9 ± 8.0 | 53.2 ± 5.6 | -0.36 | 12.2 | 12.4 | 206 (15.5) | 46.7 ± 7.6 | 47.6 ± 3.7 | -0.91 | 14.9 | 14.9 | 47 (3.4) |
| Total | 44.3 ± 9.3 | 44.4 ± 6.9 | -0.14 | 14.1 | 14.1 | 1333 | 35.9 ± 7.8 | 36.1 ± 5.8 | -0.12 | 14.4 | 14.4 | 1369 |
VO2peak were categorized into 3 groups from measured VO2peak; <35, 35–50, >50 (mL kg-1 min-1) and <30, 30–40, >40 (mL kg-1 min-1) were cutoff values for men and women, respectively; velocity: treadmill velocity (km h-1).