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Table 7 Quality assessment of effect estimates of financial incentives on coverage of other preventive health interventions

From: Financial incentives and coverage of child health interventions: a systematic review and meta-analysis

Intervention No. of studies Design Limitations Consistency Generalizability to population of interest Conditionalities related to outcome (no. of studies) Overall quality of evidence Mean difference (95% CI)
Preventive deworming
Unconditional cash transfer 1 Cluster RCT Only one study - Ecuador* Preventive health visits, but conditionality was not implemented (1) Low 0.08 (0.01; 0.15)
Conditional cash transfer 1 Cluster RCT Only one study - Nicaragua** Preventive health visits, but condition was not monitored (1) Low 0.08 (0.00; 0.16)
Vitamin A supplemention
Unconditional cash transfer 1 Cluster RCT Only one study - Ecuador* Preventive health visits, but conditionality was not implemented (1) Low 0.01 (-0.03; 0.04)
Conditional cash transfer 2 RCT /Cluster RCT Study in Nicaragua included three different CCT interventions but all were analyzed together Consistent, both studies show benefit Bangladesh* and Nicaragua** Preventive health visits, but condition was not monitored (1) Moderate 0.16 (-0.01; 0.34)
Iron supplementation
Unconditional cash transfer 1 Cluster RCT Only one study - Ecuador* Preventive health visits, but conditionality was not implemented (1) Low 0.01 (-0.03; 0.05)
Conditional cash transfer 1 Cluster RCT Only one study - Nicaragua** Children’s health service attendance (1) Low 0.36 (0.25; 0.47)
  1. * 12-month reporting period, ** 4-month reporting period