≥30 % reduction in VAS | <30 % reduction in VAS | Difference | p-value | |
---|---|---|---|---|
(n = 285) | (n = 240) | % (95 % CI) | ||
“Much” or “Very Much” improved on PGIC, n (%) | 200 (70.2) | 43 (17.9) | 52.26 (45.06, 59.45) | <0.0001 |
Not improved on PGICa, n (%) | 85 (29.8) | 197 (82.1) | −52.26 (−59.45, −45.06) | <0.0001 |
Difference, % (95 % CI) | 40.35 (32.84, 47.86) | −64.17 (−71.03, −57.31) | n/a | n/a |
p-value | <0.0001 | <0.0001 | n/a | n/a |