Population: Dose | Â | Before (N) | After (N | After v. | P value | Â |
---|---|---|---|---|---|---|
 |  | Treatment | Treatment | Before(N) | ΔPGE2 | Celecoxib Level & ΔPGE2 |
200 mg twice daily | Â | Â | Â | Â | Â | Â |
Overall | PGE2 | 0.24(20) | 0.22(20) | -0.003(20) | 0.70 | 0.25 |
 | Celecoxib |  | 253.4(20) |  |  |  |
Premenopausal | PGE2 | 0.42(6) | 0.33(6) | 0.008(6) | 1.0 | Â |
 | Celecoxib |  | 195.3(6) |  |  |  |
Postmenopausal | PGE2 | 0.21(14) | 0.20(14) | -0.004(14) | 0.58 | Â |
 | Celecoxib |  | 267.5(14) |  |  |  |
400 mg twice daily | Â | Â | Â | Â | Â | Â |
Overall | PGE2 | 0.29(26) | 0.21(26) | -0.016(20) | 0.72 | 0.93 |
 | Celecoxib |  | 759.8(26) |  |  |  |
Premenopausal | PGE2 | 0.37(11) | 0.37(11) | -0.0005(11) | 0.77 | Â |
 | Celecoxib |  | 227.3(11) |  |  |  |
Postmenopausal | PGE2 | 0.28(15) | 0.19(15) | -0.037 | 0.64 | Â |
 | Celecoxib |  | 860.6(15) |  |  |  |