Table 2.
Characteristics of the studies selected in the review.
| Author(s) (year) | Country | Analytical method | Type of SE disadvantage | Environmental risk factor(s) | Health outcome(s) |
|---|---|---|---|---|---|
| Amarillo and Carreras (2012) | Argentina | Generalised additive regression | Adults's education level | PM10 | URTI, LRTI |
| Bautista et al. (2009) | Dominican Republic | Multiple logistic regression | Low income | Indoor biomass fuel (charcoal) and PM4 | LRTI |
| Brabin et al. (1994) | United Kingdom | Multiple logistic regression | Major housing and unemployment problems | Coal dust | Asthma; wheezing |
| Cardoso et al. (2013) | Brazil | Hierarchical multivariate logistic regression | Guarani Indigenous children | Indoor biomass fuel | LRTI |
| Doshi et al. (2015) | Bangladesh | Multivariate regression | Overcrowding | Indoor biomass fuel | Influenza |
| Goodman et al. (2017) | USA | Generalised additive regression | Low SES | Indoor PM2.5; O3 | Asthma |
| Le et al. (2012) | Vietnam | Poisson regression | Poverty (SE index) | PM10; O3; NO2; SO2 | Influenza |
| Mustapha et al. (2011) | Nigeria | Multilevel logistic regression | Low SES | Indoor biomass fuel | Asthma; rhinitis |
| Nascimento-Carvalho et al. (2002) | Brazil | Pearson's chi-squared test | Low SES | Tobacco | Pneumonia |
| Romieu et al. (2004) | Mexico | Multiple Logistic regression | Low SES | PM10 | Respiratory-related mortality |
| Silfeler et al. (2012) | Turkey | Logistic regression | Low SES | Tobacco | LRTI |
Notes. SE: Socioeconomic, SES: Socioeconomic status, URTI: Upper respiratory tract infection; LRTI: lower respiratory tract infection.