Table 2.

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

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.

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