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Table 2 Treatment Comparisons of the Retention Rate at 1 Year (ITT Population)

From: Long-term retention on treatment with lumiracoxib 100 mg once or twice daily compared with celecoxib 200 mg once daily: A randomised controlled trial in patients with osteoarthritis

Treatment group

N

Retention rate, n (%)

Contrasts

Estimated difference (97.5% CI)

Outcome

Lumiracoxib 100 mg

755

354 (46.9)

Lumiracoxib 100 mg o.d.

0.02 (-0.04, 0.07)

Non-inferior

o.d.

  

- celecoxib 200 mg o.d.

  

Lumiracoxib 100 mg

1519

722 (47.5)

Lumiracoxib 100 mg b.i.d.

0.02 (-0.03, 0.07)

Non-inferior

b.i.d.

  

- celecoxib 200 mg o.d.

  

Celecoxib 200 mg

758

343 (45.3)

   

o.d.

     
  1. CI = confidence interval; o.d. = once daily; b.i.d. = twice daily; ITT = intention-to-treat.