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Table 7 Median ratios of indirect estimates of adult mortality from (a) adult lifetime proportions or (b) changes in proportions surviving, over direct estimates from SSH (upper panel) or WPP estimates (lower panel)

From: A new method for estimating recent adult mortality from summary sibling histories

 

(a) Adult lifetime proportions

(b) Change in proportions surviving

Median ratio

IQR

Median ratio

IQR

Compared with direct estimates from SSH

Ratios of \(_{35}q_{15}\)

Ratios of \(_{35}q_{15}\)

Sex of siblings

 Males

1.04

0.93–1.20

0.97

0.93–1.02

 Females

1.02

0.91–1.18

0.98

0.94–1.02

Region

 South & Southeast Asia

1.16

1.06–1.30

1.04

0.99–1.09

 Middle Africa

1.01

0.90–1.13

0.97

0.95–1.00

 Eastern Africa

0.98

0.88–1.14

0.94

0.92–0.97

 Southern Africa

0.99

0.84–1.19

0.94

0.91–1.00

 Western Africa

1.01

0.92–1.12

0.98

0.95–1.02

 Latin America & Car.

1.16

1.02–1.32

1.02

0.97–1.07

 North Africa/West Asia/Oceania

1.13

0.95–1.28

1.06

1.02–1.09

Age group of respondents

Ratios of \(_{35}q_{15}\)

Ratios of \(_{5}q_{n}\)

 15–19

1.09

0.90–1.42

 20–24

1.05

0.91–1.25

1.26

1.06–1.54

 25–29

1.04

0.93–1.18

1.08

0.94–1.26

 30–34

1.02

0.94–1.17

0.85

0.74–1.01

 35–39

1.08

0.94–1.23

0.91

0.79–1.09

 40–44

1.03

0.92–1.18

0.90

0.77–1.02

 45–49

0.99

0.88–1.13

1.00

0.87–1.18

Compared with WPP 2024

Ratios of \(_{35}q_{15}\)

Ratios of \(_{35}q_{15}\)

Sex of siblings

 Males

0.78

0.67–0.92

0.85

0.75–0.98

 Females

0.79

0.68–0.94

0.84

0.73–0.96

Region

    

 South & Southeast Asia

0.82

0.71–0.96

0.85

0.80–0.92

 Middle Africa

0.86

0.73–1.01

1.00

0.86–1.06

 Eastern Africa

0.80

0.69–0.93

0.88

0.78–0.99

 Southern Africa

0.74

0.65–0.90

0.86

0.81–0.92

 Western Africa

0.72

0.63–0.83

0.77

0.69–0.86

 Latin America & Car.

0.88

0.75–1.09

0.86

0.77–1.01

 North Africa/West Asia/Oceania

0.64

0.53–0.77

0.64

0.53–0.74

Age group of respondents

Ratios of \(_{35}q_{15}\)

Ratios of \(_{5}q_{n}\)

 15–19

0.97

0.76–1.31

 20–24

0.92

0.77–1.10

0.96

0.74–1.25

 25–29

0.85

0.73–0.98

0.88

0.72–1.06

 30–34

0.79

0.68–0.94

0.77

0.64–0.95

 35–39

0.76

0.67–0.88

0.80

0.65–0.92

 40–44

0.74

0.63–0.85

0.78

0.65–0.95

 45–49

0.70

0.60–0.81

0.79

0.65–0.94

  1. Note: for indirect estimates computed from adult lifetime proportions, all ratios refer to the probability \(_{35}q_{15}\), while for estimates derived from changes in proportions surviving, the median ratios computed by age groups refer to age-specific mortality from age 15 to 49