IV and GLS – random effects regression | |||||||
---|---|---|---|---|---|---|---|
WAZ | HAZ | WHZ | |||||
IV | GLS | IV | GLS | IV | GLS | ||
Treatment var | |||||||
Trt | 0.031** (0.006) | 0.078** (0.012) | 0.047** (0.012) | 0.053** (0.014) | 0.014 (0.018) | -0.006 (0.019) | |
Instrumented var | |||||||
WAZi,t-1/ HAZi,t-1/ WHZi,t-1 | 1.012** (0.025) | 0.731** (0.009) | 0.913** (0.008) | 0.904** (0.011) | 0.819** (0.023) | 0.814** (0.011) | |
Child-level | |||||||
Age | 0.006** (0.002) | -0.005** (0.001) | 0.007** (0.002) | 0.007** (0.002) | -0.008* (0.003) | -0.008* (0.003) | |
Age_sq | -0.0001** (0.00002) | 0.0001** (0.00002) | -0.0001** (0.00003) | -0.0001* (0.00003) | 0.0001+ (0.00004) | 0.0001+ (0.00004) | |
Gender | Male | 0.016** (0.004) | -0.012 (0.011) | -0.004 (0.01) | -0.005 (0.011) | -0.007 (0.014) | -0.009 (0.015) |
firstzweight | -0.043* (0.017) | 0.14** (0.009) | 0.037** (0.006) | 0.038** (0.006) | 0.082** (0.013) | 0.076** (0.009) | |
firstzheight | 0.006 (0.01) | 0.004 (0.009) | |||||
pcare | 0.07** (0.019) | 0.077* (0.033) | 0.074* (0.036) | 0.093* (0.043) | -0.080 (0.059) | -0.048 (0.059) | |
zbirthweight | 0.02** (0.005) | -0.004 (0.005) | -0.004 (0.005) | 0.020* (0.008) | |||
Ethnicity | Sinhalese | 0.004 (0.007) | 0.012 (0.022) | 0.019 (0.018) | 0.019 (0.019) | -0.070** (0.025) | -0.063** (0.024) |
CDC-level | |||||||
CDC_category | New | 0.004 (0.006) | -0.002 (0.017) | -0.002 (0.015) | -0.004 (0.016) | -0.040+ (0.022) | -0.052* (0.022) |
Upgraded | 0.004 (0.006) | 0.0005 (0.015) | 0.008 (0.016) | 0.011 (0.017) | -0.028 (0.021) | -0.034 (0.021) | |
_cons | -0.111 (0.091) | -0.348** (0.096) | -0.577** (0.081) | -0.626** (0.089) | 0.363** (0.130) | 0.342** (0.133) | |
Observations | 17214 | 17214 | 10309 | 10309 | 7783 | 7783 | |
σu | 0.035 | 0.094 | 0.108 | 0.153 | 0 | 0.098 | |
σe | 0.309 | 0.306 | 0.237 | 0.224 | 1.222 | 0.460 | |
ρ | 0.012 | 0.086 | 0.171 | 0.318 | 0 | 0.044 | |
Kleibergen-Paap LM Stat | 23.80** | 123.44** | 61.96** | ||||
Cragg-Donald Wald F Stat | 82.13 | 1262.49 | 330.80 | ||||
Sargan-Hansen Test | 0.613 | 0.138 | 9.328** |