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. 2012 Jul 11;2012(7):CD004425. doi: 10.1002/14651858.CD004425.pub6

Comparison 5. DRSP 3 mg / EE 20 µg versus placebo.

Outcome or subgroup title No. of studies No. of participants Statistical method Effect size
1 Mean percent change in lesion counts at cycle 6 1   Mean Difference (IV, Fixed, 95% CI) Subtotals only
1.1 Mean percent change in total lesion count 1 173 Mean Difference (IV, Fixed, 95% CI) 29.08 [3.13, 55.03]
1.2 Mean percent change in inflammatory lesion count 1 146 Mean Difference (IV, Fixed, 95% CI) 14.61 [5.18, 24.04]
1.3 Mean percent change in non‐inflammatory lesion count 1 146 Mean Difference (IV, Fixed, 95% CI) 19.03 [5.13, 32.93]
1.4 Mean percent change in papule count 1 146 Mean Difference (IV, Fixed, 95% CI) 17.33 [5.60, 29.06]
1.5 Mean percent change in pustule count 1 125 Mean Difference (IV, Fixed, 95% CI) 1.73 [‐11.48, 14.94]
1.6 Mean percent change in nodule count 1 62 Mean Difference (IV, Fixed, 95% CI) 0.83 [‐8.80, 10.46]
1.7 Mean percent change in open comedone count 1 141 Mean Difference (IV, Fixed, 95% CI) ‐14.28 [‐84.76, 56.20]
1.8 Mean percent change in closed comedone count 1 145 Mean Difference (IV, Fixed, 95% CI) 20.79 [3.57, 38.01]
2 Clear or almost clear (investigator assessment) at cycle 6 2 575 Peto Odds Ratio (Peto, Fixed, 95% CI) 3.02 [1.99, 4.59]
3 Participants classified as 'improved' at cycle 6 1   Peto Odds Ratio (Peto, Fixed, 95% CI) Subtotals only
3.1 Investigator assessment 1 152 Peto Odds Ratio (Peto, Fixed, 95% CI) 3.67 [1.46, 9.20]
3.2 Participant assessment 1 152 Peto Odds Ratio (Peto, Fixed, 95% CI) 3.06 [1.06, 8.85]
4 Discontinuation 3   Peto Odds Ratio (Peto, Fixed, 95% CI) Subtotals only
4.1 Due to adverse event 3 1251 Peto Odds Ratio (Peto, Fixed, 95% CI) 1.57 [0.94, 2.62]
4.2 Due to reason other than adverse event 1 179 Peto Odds Ratio (Peto, Fixed, 95% CI) 0.71 [0.28, 1.84]