Table 4.

Factors analyzed in each of the included studies.

CRC Determinants	Studies
Ecology
Health care coverage	Kuo et al. 2019
Urbanicity	Kuo et al. 2019
Dirty streets	Torres et al. 2018
Tree coverage	Torres et al. 2018
Biology
Age	Roquette et al. 2019; Halimi et al. 2019; Singh et al. 2017; Kuo et al. 2019; Goshayeshi et al. 2019
Sex	Pakzad et al. 2016; Roquette et al. 2019; Halimi et al. 2019; Singh et al. 2017
Ethnicity	Liu et al. 2016; Kuo et al. 2019
Overweight and Obesity	Mansori et al. 2018; Mansori et al. 2019; Kuo et al. 2019; Goshayeshi et al. 2019
Daily consumption of fruit	Mansori et al. 2018; Goshayeshi et al. 2019
Daily consumption of milk	Mansori et al. 2018; Mansori et al. 2019
Social
Smoking	Mansori et al. 2018; Mansori et al. 2019; Kuo et al. 2019
Median household income level	Liu et al. 2016; Pourhoseingholi et al. 2020; Goungounga et al. 2016; Torres et al. 2018; Singh et al. 2017
Health costs	Mansori et al. 2018; Mansori et al. 2019
Employment status	Mansori et al. 2019; Pourhoseingholi et al. 2020; Goungounga et al. 2016; Torres et al. 2018; Kuo et al. 2019
Housing violations, domestic violence	Torres et al. 2018