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Table 4 Quality assessment of quantitative studies

From: Childhood disability and socio-economic circumstances in low and middle income countries: systematic review

Study Design Purpose Data collection methods Sampling & sample size Definitions Response rate Measures of home circumstance &/or SES Child data Overall risk of bias
Anselmi et al, 2008 16
Brazil
Optimum Adequate Optimum Optimum Optimum Optimum Adequate Optimum Low
Bashir et al, 2002
Pakistan 17
Optimum Optimum Optimum Optimum Optimum Adequate Adequate Optimum Low
Bastos et al, 1995
Tanzania 18
Adequate Optimum Optimum Optimum Optimum Optimum Least valuable (urban v. Rural) Optimum Medium
Durkin et al, 1998
Pakistan 19
Adequate Optimum Optimum Optimum Optimum Optimum Adequate Optimum Low
Filmer 2005
9 low & middle income countries 20
Adequate Adequate Optimum Optimum Optimum Least valuable Adequate Optimum Medium
Filmer 2008
13 low & middle income countries 4
[NB: some overlap with Filmer 2005] 20
Adequate Adequate Optimum Optimum Optimum Least valuable Adequate Optimum Medium
Hackett et al, 1999
India 22
Adequate Optimum Optimum Optimum Optimum Adequate Optimum Optimum Low
Kandamuthan, 1997
India 24
Adequate Optimum Optimum Optimum Optimum Adequate Optimum Optimum Low
Kuklina, 2006
Guatemala 25
Adequate Optimum Optimum Adequate Optimum Adequate Optimum Optimum Medium
Loaiza & Cappa, 2005
7 low/middle income countries 26
Adequate Adequate Optimum Optimum Optimum Least valuable Optimum Optimum Medium
Meeks Gardner et al, 1995 & 1999
Jamaica 27, 28
[2 papers combined as same study described]
Adequate Adequate Optimum Adequate Optimum Optimum Adequate Optimum Medium
Mung'ala-Odera et al, 2006
Kenya 29
Adequate Optimum Optimum Optimum Optimum Adequate Adequate Optimum Medium
Natale et al, 1992
India 30
Adequate Optimum Optimum Adequate Optimum Optimum Least valuable Optimum Medium
Rischewski, 2008
Rwanda 31
Adequate Optimum Optimum Adequate Adequate Optimum Adequate Optimum Low
Shawky, 2002
Saudi Arabia 32
Adequate Optimum Optimum Optimum Optimum Optimum Adequate Optimum Low
Suris & Blum, 1993
> 20 countries - high & low income 33
Least valuable Optimum Adequate Least valuable - only national rates given Least valuable - no information on definitions used Least valuable Least valuable - only national level of female illiteracy given Least valuable High
Izutsu al, 2006
Bangladesh 34
Adequate Optimum Optimum Adequate Optimum Optimum Least valuable Optimum Medium
UNICEF, 2008
18 low/middle income countries 2
Adequate Adequate Optimum Optimum Optimum Least valuable Adequate Optimum Medium
VanLeit et al, 2007
Cambodia 38
Least valuable Optimum Adequate Adequate Optimum Optimum Adequate Optimum High