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Table 1 Repartition of known and unknown under-five causes of deaths by characteristics of children, mothers, period and season of death in the Rufiji Health and Demographic Surveillance System (RHDSS), Tanzania, 1999–2007

From: The contribution of reduction in malaria as a cause of rapid decline of under-five mortality: evidence from the Rufiji Health and Demographic Surveillance System (HDSS) in rural Tanzania

Cause of death

Sex

Age group of child (month)

Season of death

Period of death

Age group of mother (year)

Boy

Girl

< 1

1_11

12_59

Dry

Rain

1999-2002

2003-2007

< 20

20-30

>30

Known

74.0

73.0

76.8

72.5

72.4

74.6

72.3

76.6

70.2

71.9

73.5

74.8

Unknown

26.0

27.0

23.2

27.5

27.6

25.4

27.7

23.4

29.8

28.1

26.5

25.2

Total

100.0

100.0

100.0

100.0

100.0

100.0

100.0

100.0

100.0

100.0

100.0

100.0

N

1,395

1,296

643

1,033

1,015

1,372

1,319

1,399

1,292

683

1,186

822

  1. Significant at p < 0.05 level (in bold) (two-sided chi-square test).