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Table 2 Distribution of malaria deaths by explanatory variables in the study areas

From: Spatial and space–time clustering of mortality due to malaria in rural Tanzania: evidence from Ifakara and Rufiji Health and Demographic Surveillance System sites

Variable Rufiji HDSS P value Kilombero/Ulanga P value
Malaria death n/N (%) 95 % CI Malaria death n/N (%) 95 % CI
Sex 2699/11,462 (23.6) 22.8–24.3 <0.01 1596/9328 (17.1) 16.4–17.9 0.409
 Male 1277/5613 (22.8) 21.5–24.1 795/4750 (16.7) 15.0–18.7
 Female 1422/5849 (24.3) 22.9–25.8 801/4578 (17.5) 16.1–19.0
Age 2699/11,462 (23.6) 22.8–24.3 <0.01 1596/9328 (17.1) 16.4–17.9 <0.01
 Under 5 1159/3505 (33.1) 31.2–34.9 896/3583 (25.0) 23.4–26.7
 5 and above 1540/7957 (19.4) 18.3–20.5 700/5745 (12.2) 11.2–13.2
Ownership of ITN 2699/11,462 (23.6) 22.8–24.3 <0.01 1596/9328 (17.1) 16.4–17.9 <0.01
 Yes 953/5198 (18.3) 16.9–19.9 1148/7157 (16.0) 14.8–17.5
 No 1746/6264 (27.9) 26.5–29.3 448/2170 (20.6) 18.3–23.2
Distance to nearest HF 2548/11,194 (22.8) 21.6–24.0 0.156 1558/8992 (17.3) 15.9–18.9 0.330
 Less than 5 km 712/3366 (21.2) 18.6–24.0 836/4996 (16.7) 15.0–18.7
 5 and more than 5 km 1836/7828 (23.5) 22.2–24.8 722/3996 (18.1) 15.9–20.4
Social economic status 2699/11,462 (23.6) 22.8–24.3 0.177 1596/9328 (17.1) 16.4–17.9 0.554
 Poorest 557/2404 (23.2) 21.3–25.2 362/2253 (16.1) 14.2–18.1
 Poorer 612/2433 (25.2) 23.5–26.9 336/1771 (19.0) 16.6–21.7
 Poor 536/2301 (23.3) 21.3–25.4 363/2115 (17.2) 15.4–19.1
 Less poor 556/2342 (23.7) 21.8–25.8 303/1746 (17.4) 15.6–19.3
 Least poor 438/1982 (22.1) 20.2–24.1 232/1443 (16.1) 14.3–18.0
Season 2699/11,462 (23.6) 22.8–24.3 0.035 1596/9328 (17.1) 16.4–17.9 0.043
 Wet season 1826/7572 (24.1 22.8–25.5 971/5436 (17.9) 16.3–19.6
 Dry season 873/3890 (23.6) 21.1–23.9 625/3892 (16.1) 14.5–17.7