Table 1.
Baseline characteristics of patients
| Characteristic | IASLI (n = 32) | ACB (n = 32) | P valuea |
|---|---|---|---|
| Sex (male:female) | 7:25 | 9:23 | 0.564 |
| Age (yr) | 64.8 ± 11.6 | 66.4 ± 12.9 | 0.463 |
| Ethnicity | |||
| Malay | 20 (62.5) | 15 (46.9) | 0.520 |
| Chinese | 9 (28.1) | 12 (37.5) | |
| Indian | 3 (9.4) | 5 (15.6) | |
| KL grade | |||
| KL 2 | 1 (3.1) | 1 (3.1) | 0.071 |
| KL 3 | 5 (15.6) | 13 (40.6) | |
| KL 4 | 26 (81.3) | 18 (56.3) | |
| Side of KOA (right:left) | 18:14 | 15:17 | 0.453 |
Values are presented as number only, mean ± standard deviation, or number (%).
IASLI: intra-articular steroid and lidocaine injection, ACB: adductor canal block, KL: Kellgren–Lawrence, KOA: knee osteoarthritis.
aχ2 test for between-group comparison (P < 0.05).