| | Median score | Median change |
Median % change | | Baseline | Week 12 |
| WOMAC-A | | | | | Diclofenac | 29.0 | 15.0 | −13.5* | −48.1* | (28.0, 31.0) | (13.0, 17.0) | (−16.0, −11.0) | (−55.2, −40.0) | Wobenzym | 31.0 | 19.0 | −12.5* | −39.7* | (30.0, 31.0) | (17.0, 23.0) | (−15.0, −10.0) | (−47.1, −28.0) | Placebo | 30.0 | 21.0 | −8.0* | −28.1* | (28.0, 31.0) | (17.0, 25.0) | (−13.0, −5.0) | (−44.8, −16.7) | WOMAC-B | | | | | Diclofenac | 12.0 | 6.0 | −4.0* | −43.7* | (11.0, 13.0) | (5.0, 7.0) | (−6.0, −3.0) | (−57.1, −21.4) | Wobenzym | 11.0 | 8.0 | −4.0* | −33.3* | (10.0, 12.0) | (6.0, 8.0) | (−4.0, −3.0) | (−41.7, −27.3) | Placebo | 12.0 | 8.0 | −3.0* | −26.2* | (10.0, 13.0) | (6.0, 10.0) | (−4.0, −2.0) | (−35.7, −16.7) | WOMAC-C | | | | | Diclofenac | 100.0 | 53.0 | −32.0* | −36.2*A | (93.0, 106.0) | (45.0, 64.0) | (−47.0, −20.0) | (−54.7, −24.0) | Wobenzym | 101.5 | 70.0 | −28.5* | −30.3*AB | (96.0, 108.0) | (65.0, 82.0) | (−37.0, −20.0) | (−39.4, −21.1) | Placebo | 102.0 | 75.0 | −19.0* | −19.7*B | (92.0, 107.0) | (66.0, 88.0) | (−27.0, −14.0) | (−34.3, −12.7) | WOMAC total | | | | | Diclofenac | 136.5 | 74.0 | −50.0* | −38.3*A | (133.0, 146.0) | (62.0, 86.0) | (−73.0, −25.0) | (−54.4, −28.8) | Wobenzym | 142.5 | 96.0 | −46.5* | −35.5*AB | (136.0, 153.0) | (88.0, 114.0) | (−57.0, −34.0) | (−39.4, −21.1) | Placebo | 144.5 | 101.5 | −26.5* | −17.3*B | (129.0, 151.0) | (92.0, 123.0) | (−51.0, −22.0) | (−36.6, −12.5) |
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