Table 3 Associations between intestinal worm infection and underweight confounded by anemia and low IQ
Model 1 | Model 2 | Model 3 | Model 4 | |||||
|---|---|---|---|---|---|---|---|---|
Anaemia (first) | Underweight | Anaemia (altitude adjusted) | Underweight | Low process IQ | Underweight | Low memory IQ | Underweight | |
Intestinal worm infection | 0.19 (0.11) | 0.18 (0.20) | 0.24** (0.12) | 0.18 (0.20) | 0.61*** (0.09) | 0.20 (0.20) | 0.81*** (0.15) | 0.20 (0.20) |
Low memory IQ | −0.17 (0.30) | |||||||
Low process IQ | −0.13 0.21) | |||||||
Anaemia (altitude adjusted) | 0.14 (0.25) | |||||||
Anaemia (first) | 0.17 (0.24) | |||||||
Ethnic minority | −0.11 (0.18) | 0.60 (0.42) | −0.11 (0.19) | 0.60 (0.42) | −0.11 (0.15) | 0.59 (0.42) | −0.05 (0.23) | 0.59 (0.42) |
Gender | −0.08 (0.11) | 0.10 (0.20) | −0.06 (0.12) | 0.10 (0.20) | 0.16* (0.09) | 0.10 (0.20) | 0.08 (0.13) | 0.10 (0.20) |
Grade | −0.16*** (0.06) | −1.47*** (0.13) | −0.18*** (0.06) | −1.46*** (0.13) | − 0.25*** (0.05) | − 1.47*** (0.13) | −0.11* (0.07) | −1.46*** (0.13) |
Boarding | 0.08 (0.13) | −0.19 (0.23) | 0.05 (0.13) | −0.19 (0.23) | 0.05 (0.10) | −0.19 (0.23) | 0.50*** (0.17) | −0.18 (0.23) |
Migrant mother | 0.07 (0.14) | −0.16 (0.25) | 0.11 (0.14) | −0.16 (0.25) | −0.19* (0.11) | − 0.16 (0.25) | −0.01 (0.16) | − 0.16 (0.25) |
Migrant father | −0.03 (0.14) | − 0.10 (0.24) | −0.06 (0.14) | − 0.10 (0.24) | 0.22* (0.11) | − 0.10 (0.24) | −0.05 (0.16) | − 0.10 (0.24) |
Household size | −0.12** (0.06) | 0.17* (0.09) | −0.15** (0.06) | 0.17* (0.09) | −0.06 (0.04) | 0.17* (0.09) | −0.11* (0.06) | 0.17* (0.09) |
Number of siblings | −0.08 (0.08) | −0.10 (0.13) | − 0.03 (0.09) | −0.10 (0.13) | − 0.03 (0.06) | −0.10 (0.13) | 0.01 (0.09) | −0.10 (0.13) |
Constant | −0.19 (0.37) | 0.40 (0.67) | −0.15 (0.38) | 0.42 (0.67) | 1.49*** (0.30) | 0.56 (0.69) | 2.61*** (0.43) | 0.61 (0.72) |
Pseudo R2 | 0.0135 | 0.1908 | 0.0156 | 0.1906 | 0.0326 | 0.1906 | 0.0355 | 0.1906 |
Observations | 2175 | 2175 | 2175 | 2175 | 2175 | 2175 | 2175 | 2175 |