Table 1 Baseline characteristics of the patients living at the sea level and moderately high altitude
Moderately high altitude group | Sea level group | |
|---|---|---|
(n = 70) | (n = 70) | |
Age (years) | 41.61 ± 10.90 | 44.70 ± 11.28 |
Weight (kg) | 76.60 ± 10.55 | 78.51 ± 9.48 |
Height (cm) | 171.65 ± 6.10 | 169.98 ± 4.50 |
ASA I/II | 50/20 | 55/15 |
Baseline heart rate (bpm) | 76.6 ± 10.29* | 81.75 ± 13.16 |
Baseline mean arterial pressure (mmHg) | 99.07 ± 11.10* | 93.44 ± 15.28 |
Type of surgery | ||
Knee arthroscopy | 67 | 66 |
Femoral fractures | 3 | 4 |