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Table 2 Efficacy evaluations at the end-of-treatment visit in ITT population (N = 89)

From: Multicenter, randomized, double-blind clinical trial to evaluate efficacy and safety of combined glucosamine sulfate and chondroitin sulfate capsules for treating knee osteoarthritis

 

Glucosamine sulfate and chondroitin sulfate (N = 45)

Cosamin DS® (N = 44)

p value

Analgesic efficacy as evaluated by the Investigator, N (%)

 Efficient

40 (88.9)

38 (86.4)

0.717

 Inefficient

5 (11.1)

6 (13.6)

 

Overall efficacy as evaluated by the Investigator, N (%)

 Efficient

34 (75.6)

35 (79.5)

0.652

 Inefficient

11 (24.4)

9 (20.5)

 

Reduced pain intensity as evaluated by the subject, VAS (0 to 10 cm), average ± SDa

4.27 ± 2.83

3.58 ± 2.56

0.230

Efficacy as evaluated by the investigator (based on subjects pain VAS), N (%)

 Excellent

16 (35.6)

11 (25.0)

0.358

 Very good

10 (22.3)

12 (27.3)

0.630

 Good

6 (13.3)

6 (13.6)

>  0.999

 Average

8 (17.8)

9 (20.5)

0.793

 Poor

5 (11.1)

6 (13.6)

0.758

Clinical efficacy as evaluated by the investigator, N (%)

 Excellent

8 (17.8)

8 (18.2)

>  0.999

 Very good

15 (33.3)

16 (36.4)

0.826

 Good

11 (24.4)

11 (25.0)

>  0.999

 Average

8 (17.8)

7 (15.9)

>  0.999

 Poor

3 (6.7)

2 (4.5)

>  0.999

  1. aWhen compared to visit 1. SD standard deviation, VAS visual analog scale, ITT intention to treat