Table 2

Main analysis: mortality of children visited between 9 and 17 months of age according to vaccination group

Vaccination statusObservations
N
MR per 1000 PYRS
(deaths/PYRS)
MRR (95% CI)BoysGirls
Observations
N
MR per 1000 PYRS
(deaths/PYRS)
MRR (95% CI)Observations
N
MR per 1000 PYRS
(deaths/PYRS)
MRR
(95% CI)
DTP<MV159032.6 (16/491)Ref83434.8 (9/258)Ref75630.1 (7/232)Ref
DTP=MV149163.7 (29/455)2.30 (1.15 to 4.58)72963.6 (14/220)2.08 (0.83 to 5.26)76263.8 (15/235)2.50 (0.88 to 7.12)
DTP>MV49343.1 (5/116)1.45 (0.50 to 4.22)25551.5 (3/58)1.48 (0.37 to 5.88)23834.6 (2/58)1.38 (0.25 to 7.52)
DTP, no MV181678.8 (57/723)2.57 (1.37 to 4.83)931102.3 (38/372)3.41 (1.50 to 7.77)88554.1 (19/351)1.67 (0.62 to 4.50)
No DTP, no MV547111.3 (22/198)3.04 (1.41 to 6.55)29095.3 (10/105)2.77 (0.97 to 7.97)257129.5 (12/93)3.28 (1.06 to 10.12)
Out-of-sequence vaccinations combined DTP≥MV198459.5 (34/571)2.10 (1.07 to 4.11)98461.1 (17/278)1.96 (0.80 to 4.78)100058.0 (17/293)2.25 (0.81 to 6.30)
  • MRRs were calculated using Cox proportional hazards models with age as underlying time, stratified by sex and village cluster.

  • DTP, diphtheria-tetanus-pertussis vaccine; MRR, mortality rate ratio; MV, measles vaccine; PYRS, per 1000 person years.