Characteristics of participants and child absenteeism, academic achievement and repetition of the school year
| Exposure variables at the age of 7/8 years | Child school absenteeism at the end of 2014/2015 academic year | Child academic achievement at the end of 2014/2015 academic year | Child grade repetition status at the end of 2014/2015 academic year | ||
| Median (25th, 75th percentiles) | Mean (SD) | Class repeated | Promoted to next grade | ||
| 5 (2, 11) | 62.5 (9.21) | n (%) | n (%) | ||
| 25 (2.4) | 1029 (97.6) | ||||
| Parental characteristics | |||||
| Maternal age in years, mean (SD) | – | 34 (6.00) | 34 (6.00) | ||
| Literacy (mother) | Non-literate | 2 (5, 12) | 62.5 (9.29) | 22 (88.0) | 900 (87.9) |
| Literacy (father) | Non-literate | 3 (6, 14) | 61.3 (9.23) | 13 (54.2) | 351 (35.8) |
| Maternal marital status | Monogamous | 2 (5, 12) | 62.8 (9.34) | 19 (76.0) | 824 (81.4) |
| Polygamous | 2 (4, 9) | 61.1 (8.91) | 5 (20.0) | 140 (13.8) | |
| Divorced, widowed, separated | 1 (4, 6) | 62.1 (8.13) | 1 (4.0) | 48 (4.7) | |
| Socioeconomic status | |||||
| Current hunger | Had hunger | 2 (5, 11) | 62.1 (7.75) | 1 (4.0) | 44 (4.3) |
| Emergency resource | Had no emergency resource | 2 (5, 11) | 62.1 (9.07) | 9 (36.0) | 288 (28.1) |
| Roof materials | Thatched | 3 (6, 14) | 62.8 (9.65) | 17 (68.0) | 524 (51.2) |
| Psychosocial characteristics | |||||
| Paternal substance use | Weekly khat use | 2 (5, 12) | 62.3 (9.24) | 16 (66.7) | 791 (82.4) |
| Weekly alcohol use | 1 (3.5, 7) | 64.6 (9.42) | 6 (25.0) | 150 (15.6) | |
| Negative life event in the last 6 months | No life event | 2 (5, 12) | 62.5 (9.14) | 20 (80.0) | 775 (75.6) |
| One life event | 2 (4, 9) | 62.8 (9.84) | 3 (12.5) | 180 (17.6) | |
| Two or more | 2 (3, 8) | 61.2 (8.21) | 2 (8.0) | 68 (6.6) | |
| Child characteristics | |||||
| Childbirth order | First | 2 (4.5, 14) | 62.8 (8.87) | 5 (20.0) | 136 (13.3) |
| Middle or last | 2 (5, 11) | 62.5 (9.26) | 20 (80.0) | 887 (86.7) | |
| Sex of the child | Boy | 2 (5, 12) | 62.6 (9.23) | 15 (60.0) | 528 (51.6) |
| Child nutritional status | Stunted (height-for-age z score<−2) | 2 (5, 12) | 62.5 (9.20) | 6 (24.0) | 233 (23.0) |