Table 1.
Age, height, body mass, body mass index (BMI) and blood haemoglobin concentration ([Hb]) of 2nd generation Tibetan lowlanders (Tib 2), altitude Sherpas (Sh), untrained (UT) and trained (T) Caucasians in control conditions (PRE) and after 26–28 days at 5050 m (ALT3)
| n | Tibetans 8 | Sherpas 7 | Caucasians 10 | Caucasians 5 | |
|---|---|---|---|---|---|
| Age (year) | 20 ± 2 | 25 ± 2 | 34 ± 7*§ | 32 ± 4*§ | |
| Heigth (cm) | 170 ± 8 | 169 ± 6 | 179 ± 9 | 173 ± 1 | |
| Body mass (kg) | PRE | 57.3 ± 8.5 | 54.5 ± 4.4 | 82.8 ± 12.5*§ | 65.9 ± 5.6† |
| ALT3 | 57.7 ± 7.7 | 54.7 ± 3.9 | 76.6 ± 14.2*§a | 63.7 ± 5.2 | |
| BMI (kg m−2) | PRE | 19.8 ± 1.7 | 19.1 ± 0.9 | 25.9 ± 3.7*§ | 21.9 ± 1.7† |
| ALT3 | 20.0 ± 1.6 | 19.1 ± 0.8 | 23.9 ± 3.9 | 21.2 ± 1.6 | |
| [Hb] (g dl−1) | PRE | 13.5 ± 1.3 | 16.8 ± 0.8* | 15.3 ± 1.0* | 14.9 ± 0.9§ |
| ALT3 | 16.6 ± 0.6a | 17.4 ± 0.9 | 19.4 ± 1.0*§a | 18.6 ± 1.2*a |
*
Values are means ± s.d. Significantly different from Tib 2
§
Values are means ± s.d. Significantly different from Sh
†
Values are means ± s.d. Significantly different from UT.
a
P < 0.05 when comparing PRE and ALT3.