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Table 4 Survival impact: mortality in infants aged 2-11 months, 2004 and 2007 surveys

From: Cluster-randomized study of intermittent preventive treatment for malaria in infants (IPTi) in southern Tanzania: evaluation of impact on survival

  

Intervention Divisions (n = 12)

Comparison Divisions (n = 12)

Ratio (95% CI)

P

2001-2004

(Baseline)

Mortality rate per 1000 person-years: geometric mean* (95% CI)

34.1 (26.4-44.0)

32.3 (22.9-45.5)

1.06

 
 

Number of deaths

111

106

  

2004-2007

(Follow-up)

Mortality rate per 1000 person-years: geometric mean* (95% CI)

23.6 (20.0-27.9)

20.7 (16.5-26.0)

1.14

(0.88, 1.49)

0.31

 

Number of deaths

340

359

  
  1. *Geometric mean of the 12 division-specific rates