Table 2 Comparison of VAS and LEFS scores in two groups
|  |  | Simultaneous bilateral TKR (n = 50) | Unilateral TKR (n = 30) | F | p-value |
|---|---|---|---|---|---|
VAS | Day 0 | 8.9 (1.0) | 8.8 (1.1) | 0.032 | 0.859 |
| Â | Day 7 | 4.3 (1.5) | 4.6 (1.5) | ||
| Â | Day 30 | 2.2 (1.3) | 2.0 (1.5) | ||
| Â | Change | 6.7 | 6.8 | 0.65 | 0.522 |
|  | P-value (intra group) | < 0.001 |  |  | |
LEFS | Day 0 | 16.2 (10.1) | 19.1 (9.1) | 0.59 | 0.447 |
| Â | Day 7 | 28.6 (11.5) | 30.2 (12.8) | ||
| Â | Day 30 | 55.6 (14.6) | 56.7 (15.8) | ||
|  | Change | −39.4 | −37.6 | 0.27 | 0.765 |
|  | P-value (intra group) | < 0.001 |  |  | |