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Table 2 Direct, indirect and final results from comparison of different preventive measures

From: Comparative effectiveness of malaria prevention measures: a systematic review and network meta-analysis

ID Comparison Active Control RR 95% LCI 95% HCI K a H
Direct estimates
1 UN-PD UN PD 0.12 0.01 0.94 1 1
2 ITN-UN ITN UN 0.56 0.40 0.76 4 1.11
3 ITN-NI ITN NI 0.57 0.41 0.81 10 2.76
4 PD-NI PD NI 0.21 0.13 0.33 10 2.49
5 IRS-NI IRS NI 0.55 0.20 1.56 3 3.41
6 UN-NI UN NI 0.67 0.49 0.92 2 1
Indirect estimates (source IDs)
7 Indirect UN vs NI (1, 4) UN NI 0.02 0.003 0.21 2 3.01
8 Indirect ITN vs NI (2, 6) ITN NI 0.37 0.24 0.58 2 1.85
9 Indirect PD vs NI (1, 6) PD NI 5.70 0.70 46.58 2 3.01
10 Indirect UN vs NI (2, 3) UN NI 1.03 0.64 1.66 2 1.85
Final estimates from all evidence (source IDs)
  PD (4, 9) PD NI 0.24 0.004 15.43 2 3.00
  ITN (3, 8) ITN NI 0.49 0.32 0.74 2 1.85
  IRS (5) IRS NI 0.55 0.20 1.56 1 1
  UN (6, 7, 10) UN NI 0.73 0.28 1.90 3 2.59
Network H = 2.21        
  1. Abbreviations: ITC insecticide-treated curtain, ITN insecticide-treated net, PD prophylactic drug, NI no intervention, IRS indoor residual spraying, UN untreated nets, RR rate ratio, LCI lower confidence interval, HCI higher confidence interval
  2. aNumber of studies