| Pain VAS | % change of VAS score | |||||
---|---|---|---|---|---|---|---|
 |  | Mean | SD | P(post vs. pre) | Mean (%) | SD | Difference (%) [IA-HA - NSAID] (95% CI) |
IA-HA (n = 97) | Pre-treatment | 60.1 | 22.4 | <0.001 | -41.2 | 52.7 | -5.2 (-23.8 to 13.4) |
Post-treatment | 31.8 | 24.1 | |||||
NSAID (n = 85) | Pre-treatment | 55.5 | 21.8 | <0.001 | -36.0 | 73.8 | |
 | Post-treatment | 31.9 | 23.9 |  |  |  |  |