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. 2016 Jul 14;2016(7):CD011352. doi: 10.1002/14651858.CD011352.pub2

Comparison 3.

NSAID versus a different NSAID

Outcome or subgroup title No. of studies No. of participants Statistical method Effect size
1 Adequate pain relief (4 hours after administration) 4 Risk Ratio (M‐H, Fixed, 95% CI) Subtotals only
1.1 Aspirin 500 mg to 650 mg (A) versus Diflunisal 125 mg (B) 1 65 Risk Ratio (M‐H, Fixed, 95% CI) 1.46 [0.84, 2.55]
1.2 Aspirin 500 mg to 650 mg (A) versus Diflunisal 250 mg (B) 1 62 Risk Ratio (M‐H, Fixed, 95% CI) 1.77 [0.94, 3.35]
1.3 Aspirin 500 mg to 650 mg (A) versus Diflunisal 500 mg (B) 1 62 Risk Ratio (M‐H, Fixed, 95% CI) 1.14 [0.69, 1.88]
1.4 Aspirin 500 mg to 650 mg (A) versus Ibuprofen 300 mg to 400 mg (B) 1 60 Risk Ratio (M‐H, Fixed, 95% CI) 0.76 [0.51, 1.15]
1.5 Aspirin 500 mg to 650 mg (A) versus Diclofenac 25 mg (B) 1 102 Risk Ratio (M‐H, Fixed, 95% CI) 0.88 [0.63, 1.23]
1.6 Aspirin 500 mg to 650 mg (A) versus Diclofenac 50 mg (B) 1 100 Risk Ratio (M‐H, Fixed, 95% CI) 0.79 [0.58, 1.09]
1.7 Aspirin 500 mg to 650 mg (A) versus Diclofenac 100 mg (B) 1 101 Risk Ratio (M‐H, Fixed, 95% CI) 0.74 [0.55, 1.01]
1.8 Aspirin 500 mg to 650 mg (A) versus Flurbiprofen 25 mg (B) 1 61 Risk Ratio (M‐H, Fixed, 95% CI) 1.30 [0.70, 2.44]
1.9 Aspirin 500 mg to 650 mg (A) versus Flurbiprofen 50 mg (B) 1 58 Risk Ratio (M‐H, Fixed, 95% CI) 0.87 [0.51, 1.48]
1.10 Aspirin 500 mg to 650 mg (A) versus Flurbiprofen 100 mg (B) 1 60 Risk Ratio (M‐H, Fixed, 95% CI) 0.93 [0.54, 1.60]
2 Adequate pain relief (6 hours after administration) 5 Risk Ratio (M‐H, Fixed, 95% CI) Subtotals only
2.1 Aspirin 900 mg (A) versus Ibuprofen 300 mg to 400 mg (B) 1 40 Risk Ratio (M‐H, Fixed, 95% CI) 1.06 [0.84, 1.34]
2.2 Aspirin 900 mg (A) versus Ibuprofen 900 mg (B) 1 40 Risk Ratio (M‐H, Fixed, 95% CI) 1.06 [0.84, 1.34]
2.3 Aspirin 500 mg to 650 mg (A) versus Diflunisal 125 mg (B) 1 65 Risk Ratio (M‐H, Fixed, 95% CI) 1.43 [0.85, 2.41]
2.4 Aspirin 500 mg to 650 mg (A) versus Diflunisal 250 mg (B) 1 62 Risk Ratio (M‐H, Fixed, 95% CI) 1.69 [0.93, 3.05]
2.5 Aspirin 500 mg to 650 mg (A) versus Diflunisal 500 mg (B) 1 62 Risk Ratio (M‐H, Fixed, 95% CI) 1.05 [0.67, 1.66]
2.6 Aspirin 500 mg to 650 mg (A) versus Etodolac 25 mg (B) 1 79 Risk Ratio (M‐H, Fixed, 95% CI) 1.49 [0.80, 2.80]
2.7 Aspirin 500 mg to 650 mg (A) versus Etodolac 100 mg (B) 1 79 Risk Ratio (M‐H, Fixed, 95% CI) 1.09 [0.63, 1.89]
2.8 Aspirin 500 mg to 650 mg (A) versus Flurbiprofen 25 mg (B) 1 61 Risk Ratio (M‐H, Fixed, 95% CI) 1.19 [0.68, 2.09]
2.9 Aspirin 500 mg to 650 mg (A) versus Flurbiprofen 50 mg (B) 1 58 Risk Ratio (M‐H, Fixed, 95% CI) 0.78 [0.49, 1.25]
2.10 Aspirin 500 mg to 650 mg (A) versus Flurbiprofen 100 mg (B) 1 60 Risk Ratio (M‐H, Fixed, 95% CI) 0.79 [0.49, 1.26]
2.11 Aspirin 500 mg to 650 mg (A) versus Dipyrone 500 mg (B) 1 179 Risk Ratio (M‐H, Fixed, 95% CI) 0.90 [0.75, 1.08]
3 Need for additional analgesia (4 hours after administration) 1 Risk Ratio (M‐H, Fixed, 95% CI) Subtotals only
3.1 Aspirin 500 mg to 650 mg (A) versus Ibuprofen 300 mg to 400 mg (B) 1 60 Risk Ratio (M‐H, Fixed, 95% CI) 11.0 [0.64, 190.53]
4 Need for additional analgesia (6 hours after administration) 2 Risk Ratio (M‐H, Fixed, 95% CI) Subtotals only
4.1 Aspirin 900 mg (A) versus Ibuprofen 300 mg to 400 mg (B) 1 40 Risk Ratio (M‐H, Fixed, 95% CI) 3.0 [0.13, 69.52]
4.2 Aspirin 900 mg (A) versus Ibuprofen 900 mg (B) 1 40 Risk Ratio (M‐H, Fixed, 95% CI) 0.0 [0.0, 0.0]
4.3 Aspirin 500 mg to 650 mg (A) versus Flurbiprofen 25 mg (B) 1 61 Risk Ratio (M‐H, Fixed, 95% CI) 1.10 [0.07, 16.85]
4.4 Aspirin 500 mg to 650 mg (A) versus Flurbiprofen 50 mg (B) 1 58 Risk Ratio (M‐H, Fixed, 95% CI) 3.0 [0.13, 70.74]
4.5 Aspirin 500 mg to 650 mg (A) versus Flurbiprofen 100 mg (B) 1 60 Risk Ratio (M‐H, Fixed, 95% CI) 3.2 [0.14, 75.55]
5 Maternal drug adverse effects (4 hours after administration) 2 Risk Ratio (M‐H, Fixed, 95% CI) Subtotals only
5.1 Aspirin 600 mg (A) versus Diflunisal 125 mg (B) 1 65 Risk Ratio (M‐H, Fixed, 95% CI) 0.0 [0.0, 0.0]
5.2 Aspirin 600 mg (A) versus Diflunisal 250 mg (B) 1 62 Risk Ratio (M‐H, Fixed, 95% CI) 0.0 [0.0, 0.0]
5.3 Aspirin 600 mg (A) versus Diflunisal 500 mg (B) 1 62 Risk Ratio (M‐H, Fixed, 95% CI) 0.0 [0.0, 0.0]
5.4 Aspirin 600 mg (A) versus Ibuprofen 400 mg (B) 1 60 Risk Ratio (M‐H, Fixed, 95% CI) 0.0 [0.0, 0.0]
6 Maternal drug adverse effects (6 hours after administration) 4 Risk Ratio (M‐H, Fixed, 95% CI) Subtotals only
6.1 Aspirin 900 mg (A) versus Ibuprofen 300 mg to 400 mg (B) 1 40 Risk Ratio (M‐H, Fixed, 95% CI) 1.67 [0.46, 6.06]
6.2 Aspirin 900 mg (A) versus Ibuprofen 900 mg (B) 1 40 Risk Ratio (M‐H, Fixed, 95% CI) 1.67 [0.46, 6.06]
6.3 Aspirin 500 mg to 650 mg (A) versus Dipyrone 500 mg (B) 1 178 Risk Ratio (M‐H, Fixed, 95% CI) 0.0 [0.0, 0.0]
6.4 Aspirin 500 mg to 650 mg (A) versus Flurbiprofen 25 mg (B) 1 61 Risk Ratio (M‐H, Fixed, 95% CI) 0.0 [0.0, 0.0]
6.5 Aspirin 500 mg to 650 mg (A) versus Flurbiprofen 50 mg (B) 1 58 Risk Ratio (M‐H, Fixed, 95% CI) 0.0 [0.0, 0.0]
6.6 Aspirin 500 mg to 650 mg (A) versus Flurbiprofen 100 mg (B) 1 60 Risk Ratio (M‐H, Fixed, 95% CI) 0.0 [0.0, 0.0]
6.7 Aspirin 500 mg to 650 mg (A) versus Diflunisal 125 mg (B) 1 65 Risk Ratio (M‐H, Fixed, 95% CI) 0.0 [0.0, 0.0]
6.8 Aspirin 500 mg to 650 mg (A) versus Diflunisal 250 mg (B) 1 62 Risk Ratio (M‐H, Fixed, 95% CI) 0.0 [0.0, 0.0]
6.9 Aspirin 500 mg to 650 mg (A) versus Diflunisal 500 mg (B) 1 62 Risk Ratio (M‐H, Fixed, 95% CI) 0.0 [0.0, 0.0]