Table 1.
Demographic Data
| Parameters | Young group (n = 40) | Middle-aged group (n = 40) | Elderly group (n = 40) | P value |
|---|---|---|---|---|
| Age (yr) | 29.5 ± 5.8 | 49.7 ± 5.4 | 66.6 ± 5.3 | < 0.001 |
| Sex (M/F) | 19/21 | 24/16 | 18/22 | 0.356 |
| Weight (kg) | 68.1 ± 11.6 | 66.2 ± 11.6 | 64.7 ± 10.7 | 0.405 |
| Height (cm) | 166.8 ± 9.2 | 166.2 ± 8.3 | 161.8 ± 8.8 | 0.024 |
| BMI | 24.3 ± 2.5 | 23.8 ± 2.6 | 24.6 ± 2.8 | 0.376 |
| ASA-PS | < 0.001 | |||
| I | 38 (95.0) | 24 (60.0) | 12 (30.0) | |
| II | 2 (5.0) | 16 (40.0) | 28 (70.0) |
Values are presented as mean ± SD or number (%). BMI: body mass index, ASA-PS: American Society of Anesthesiologists physical status.