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Table 2 Mortality rates in 14 villages of Korogwe HDSS

From: Pattern of all-causes and cause-specific mortality in an area with progressively declining malaria burden in Korogwe district, north-eastern Tanzania

Variable

Deaths

Number of deaths, n (%)

PY

Mortality rate per 1000 PY (95% CI)

Rate ratio (95% CI)

χ2 p-value

Age group

 Infants (< 1 year)

184 (13.9)

2361.2

77.9 (67.4–90.0)

1

 

 Under-fives (1–4 years)

77 (5.8)

18,769.6

4.1 (3.3–5.1)

0.55 (0.04–0.07)

< 0.001

 Children (5–14 years)

60 (4.5)

46,926.8

1.3 (1.0–1.6)

0.02 (0.01–0.02)

< 0.001

 Adults (15–59 years)

518 (39.1)

85,888.4

6.0 (5.5–6.6)

0.08 (0.07–0.10)

< 0.001

 Elderly (60+ years)

486 (36.7)

16,525.4

29.4 (26.9–32.1)

0.39 (0.33–0.47)

< 0.001

Gender

 Male

715 (54.0)

85,313.3

8.4 (7.8–9.0)

1

 

 Female

610 (46.0)

85,158.1

7.2 (6.6–7.8)

0.85 (0.77–0.95)

0.004

Strata

 Highland rural

209 (15.8)

36,274.0

5.8 (5.0–6.6)

1

 

 Lowland rural

585 (44.1)

59,912.1

9.8 (9.0–10.6)

1.69 (1.44–1.98)

< 0.001

 Lowland urban

531 (40.1)

74,285.3

7.1 (6.6–7.8)

1.24 (1.06–1.45)

0.009

Total

1325

170,471.4

7.8 (7.4–8.2)

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