GROUP 1 | GROUP 2 | GROUP 3 | GROUP 4 | |
t/a1 | 0.7 (±0.05) | 0.77 (±0.05) | 1.17 (±0.05) | 1.39 (±0.14) |
a1/a2 | 0.46 (±0.03) | 0.5 (±0.03) | 0.53 (±0.05) | 0.47 (±0.04) |
a2/a3 | 1.27 (±0.12) | 1.16 (±0.1) | 0.85 (±0.05) | 0.79 (±0.07) |