Subjects lost to follow-up
| 8-year follow-up | Lost to follow-up | |||
| Control | Intervention | Before trial ended# | After trial ended | |
| Subjects n | 422 | 419 | 69 | 290 |
| Sex | ||||
| Girl | 210 (49.8) | 196 (46.8) | + | 152 (53.5)+ |
| Boy | 212 (50.2) | 223 (53.2) | + | 132 (46.5) |
| Residence | ||||
| Urban | 199 (47.2) | 197 (47.0) | 47 (68.1) | 184 (63.5) |
| Rural | 223 (52.8) | 222 (53.0) | 22 (31.9) | 106 (36.6) |
| Maternal education | ||||
| None | 206 (48.8) | 210 (50.1) | 27 (39.1) | 101 (34.8) |
| Primary | 37 (8.8) | 33 (7.9) | 16 (23.2) | 37 (12.8) |
| Secondary or higher | 179 (42.4) | 176 (42.0) | 26 (37.7) | 152 (52.4) |
| Maternal height cm | 151.0±5.7 | 150.4±5.4 | 150.4±5.0 | 151.0±5.6 |
| Ethnicity | ||||
| Terai Hindu | 368 (87.2) | 355 (84.7) | 53 (76.8) | 241 (83.1) |
| Hill Hindu | 24 (5.7) | 23 (5.5) | 6 (8.7) | 19 (6.6) |
| Terai Muslim | 23 (5.5) | 29 (6.9) | 8 (11.6) | 17 (5.9) |
| Other | 7 (1.7) | 12 (2.9) | 2 (2.9) | 13 (4.5) |
| Main household income | ||||
| No work | 49 (11.6) | 46 (11.0) | 1 (1.5) | 34 (11.7) |
| Farming | 72 (17.1) | 68 (16.2) | 7 (10.1) | 34 (11.7) |
| Salaried | 153 (36.3) | 178 (42.5) | 34 (49.3) | 148 (51.0) |
| Small business | 82 (19.4) | 76 (18.1) | 19 (27.5) | 46 (15.9) |
| Waged labour | 53 (12.6) | 43 (10.3) | 5 (7.3) | 18 (6.2) |
| Student | 7 (1.7) | 3 (0.7) | 3 (4.4) | 4 (1.4) |
| Out of country | 6 (1.4) | 5 (1.2) | 0 | 6 (2.1) |
| Household asset score | ||||
| Car, TV or refrigerator | 217 (51.4) | 214 (51.1) | 36 (52.9)+ | 146 (50.3) |
| Sewing machine, cassette player, camera, fan, bullock cart, clock, radio, iron or bicycle | 147 (34.8) | 138 (32.9) | 21 (30.9) | 95 (32.8) |
| None of the above | 58 (13.7) | 67 (16.0) | 11 (16.2) | 49 (16.9) |
| Preterm delivery¶ | 29 (6.9) | 28 (6.7) | + | 41 (14.1) |
| Birthweight kg | 2.74±0.41 | 2.81±0.43 | + | 2.75±0.50 |
Data are presented as n (%) or mean±sd, unless otherwise stated. #: defined as birth of a live born infant, stillbirth or miscarriage; ¶: <37 weeks gestation by ultrasound assessment; +: data incomplete at delivery.