I | Child characteristics |
Age (months) | 23.709 | (10.446) | 23.666 | (10.924) | 24.294 | (10.130) | 24.205 | (9.983) |
Female =1 | 0.511 | | 0.469 | | 0.552 | | 0.440 | |
Premature (gestational age < 37 weeks) =1 | 0.162 | | 0.122 | | 0.152 | | 0.184 | |
Birth weight in grams | 3,040.6 | (484.7) | 3,012.8 | (536.3) | 3,034.6 | (506.6) | 3,062.3 | (536.6) |
Stunted (z-height-for-age < −2 SD) =1 | 0.229 | | 0.204 | | 0.145 | | 0.127 | |
Firstborn =1 | 0.417 | | 0.501 | | 0.524 | | 0.572 | |
II | Parental characteristics |
Age mother | 25.302 | (6.185) | 26.040 | (6.122) | 27.565 | (7.041) | 28.895 | (6.673) |
Education years mother | 8.319 | (3.251) | 9.865 | (2.749) | 10.517 | (2.988) | 12.448 | (3.110) |
Mother has more than secondary education =1 | 0.106 | | 0.176 | | 0.329 | | 0.607 | |
Mother works (paid or unpaid) =1 | 0.442 | | 0.437 | | 0.565 | | 0.619 | |
Mother gave birth before age 18 =1 | 0.186 | | 0.134 | | 0.136 | | 0.075 | |
Education years father | 6.846 | (3.321) | 8.042 | (3.445) | 8.977 | (3.545) | 9.653 | (4.676) |
Father has more than secondary education =1 | 0.059 | | 0.167 | | 0.270 | | 0.493 | |
Father deceased/no longer in household =1 | 0.291 | | 0.340 | | 0.315 | | 0.334 | |
III | Household characteristics |
Household size | 4.444 | (1.792) | 4.687 | (1.638) | 4.736 | (1.545) | 4.771 | (1.340) |
Grandmother lives in household =1 | 0.147 | | 0.272 | | 0.285 | | 0.370 | |
Crowding (people per room)a | 3.053 | (1.279) | 1.852 | (0.819) | 1.388 | (0.633) | 1.054 | (0.380) |
Quality floors (tiles, carpet, wood) a =1 | 0.396 | | 0.618 | | 0.824 | | 0.952 | |
External windowsa =1 | 0.688 | | 0.881 | | 0.942 | | 0.994 | |
Shared kitchena =1 | 0.417 | | 0.212 | | 0.106 | | 0.045 | |
Shared bathrooma =1 | 0.574 | | 0.272 | | 0.088 | | 0.027 | |
More than one bathrooma =1 | 0.024 | | 0.072 | | 0.133 | | 0.515 | |
Cara =1 | 0.003 | | 0.012 | | 0.064 | | 0.419 | |
Fridgea =1 | 0.318 | | 0.749 | | 0.906 | | 0.994 | |
Microwavea =1 | 0.015 | | 0.084 | | 0.239 | | 0.572 | |
Washing machinea =1 | 0.117 | | 0.475 | | 0.794 | | 0.961 | |
Boilera =1 | 0.078 | | 0.212 | | 0.458 | | 0.804 | |
Computera =1 | 0.042 | | 0.122 | | 0.573 | | 0.907 | |
Smartphonea =1 | 0.015 | | 0.021 | | 0.079 | | 0.295 | |
Flat TVa =1 | 0.054 | | 0.131 | | 0.206 | | 0.575 | |
Home theatrea =1 | 0.009 | | 0.057 | | 0.091 | | 0.235 | |
DVDa =1 | 0.453 | | 0.707 | | 0.791 | | 0.934 | |
Stereoa =1 | 0.309 | | 0.606 | | 0.721 | | 0.831 | |
Games consolea =1 | 0.039 | | 0.104 | | 0.094 | | 0.259 | |
Interneta =1 | 0.030 | | 0.131 | | 0.382 | | 0.795 | |
Garagea =1 | 0.000 | | 0.036 | | 0.133 | | 0.485 | |
IV | Level home stimulation |
Books and newpapers (FCI Score) | 1.574 | (1.768) | 2.376 | (1.860) | 2.897 | (1.960) | 3.780 | (1.935) |
Play materials (FCI Score) | 3.742 | (2.105) | 4.391 | (2.221) | 4.942 | (2.229) | 5.979 | (2.269) |
Play activities (FCI Score) | 3.904 | (1.710) | 4.107 | (1.629) | 4.524 | (1.745) | 4.991 | (1.565) |
V | Childcare arrangements | | | | | | | | |
Childcare center attendance =1 | 0.267 | | 0.313 | | 0.324 | | 0.340 | |
Care minder =1 | 0.426 | | 0.499 | | 0.552 | | 0.608 | |