| Maternal occupation | Total | Self-reported exposure | JEM-assessed exposure | ||||
| Never | Occasional | Regular | No exposure | Medium exposure | High exposure | ||
| No (%) | No (%) | No (%) | No (%) | No (%) | No (%) | No (%) | |
| Total | 3005 | 1402 (49.7) | 566 (20.1) | 850 (30.2) | 2234 (78.7) | 514 (18.1) | 90 (3.2) |
| Professional, technical and related workers | 1155 (39.0) | 559 (50.9) | 247 (22.5) | 292 (26.6) | 749 (66.7) | 306 (27.2) | 68 (6.1) |
| Medical, dental, veterinarians, pharmacists | 150 (5.1) | 73 (51.8) | 34 (24.1) | 34 (24.1) | 117 (79.1) | 30 (20.2) | 1 (0.7) |
| Nurses, midwives, medical x ray technicians | 209 (7.0) | 33 (16.4) | 46 (22.9) | 122 (60.7) | 20 (9.6) | 188 (90.4) | 0 (–) |
| Architects, engineers and related technicians | 77 (2.6) | 53 (70.7) | 17 (22.7) | 5 (6.6) | 75 (100.0) | 0 (–) | 0 (–) |
| Statisticians, mathematicians, system analysts | 52 (1.8) | 43 (82.7) | 5 (9.6) | 4 (7.7) | 52 (100.0) | 0 (–) | 0 (–) |
| Teachers | 324 (10.9) | 148 (48.2) | 91 (29.7) | 68 (22.1) | 236 (75.4) | 73 (23.3) | 4 (1.3) |
| Social workers | 59 (2.0) | 36 (66.7) | 11 (20.4) | 7 (12.9) | 55 (100.0) | 0 (–) | 0 (–) |
| Chemists, biologists and related workers | 85 (2.9) | 27 (33.7) | 11 (13.8) | 42 (52.5) | 12 (14.4) | 15 (18.1) | 56 (67.5) |
| Jurists, journalists and related workers | 143 (4.8) | 123 (89.1) | 13 (9.4) | 2 (1.5) | 140 (100.0) | 0 (–) | 0 (–) |
| Other professional and technical workers | 56 (1.9) | 23 (46.0) | 19 (38.0) | 8 (16.0) | 42 (85.7) | 0 (–) | 7 (14.3) |
| Managerial workers | 48 (1.6) | 37 (82.2) | 8 (17.8) | 0 (–) | 46 (100.0) | 0 (–) | 0 (–) |
| Clerical and related workers | 689 (23.2) | 476 (72.7) | 121 (18.5) | 58 (8.8) | 657 (99.1) | 6 (0.9) | 0 (–) |
| Stenographers, typists | 296 (10.0) | 208 (73.7) | 47 (16.7) | 27 (9.6) | 283 (100.0) | 0 (–) | 0 (–) |
| Bookkeepers, cashiers | 212 (7.1) | 139 (70.2) | 42 (21.2) | 17 (8.6) | 200 (100.0) | 0 (–) | 0 (–) |
| Other clerical and related workers | 181 (6.1) | 129 (73.7) | 32 (18.3) | 14 (8.0) | 174 (96.7) | 6 (3.3) | 0 (–) |
| Sales workers | 387 (13.1) | 201 (54.3) | 74 (20.0) | 95 (25.7) | 369 (99.7) | 1 (0.3) | 0 (–) |
| Technical saleswomen, commercial travellers | 83 (2.8) | 62 (77.5) | 11 (13.8) | 7 (8.7) | 80 (100.0) | 0 (–) | 0 (–) |
| Saleswomen, shop assistants | 195 (6.6) | 74 (40.0) | 50 (27.0) | 61 (33.0) | 182 (99.4) | 1 (0.6) | 0 (–) |
| Other sales workers | 109 (3.7) | 65 (61.9) | 13 (12.4) | 27 (25.7) | 107 (100.0) | 0 (–) | 0 (–) |
| Service workers | 461 (15.6) | 49 (11.5) | 54 (2.6) | 325 (75.9) | 253 (57.5) | 182 (41.4) | 5 (1.1) |
| Cleaners and helpers | 207 (7.0) | 20 (10.9) | 17 (9.3) | 146 (79.8) | 176 (91.7) | 16 (8.3) | 0 (–) |
| Nurses’ aides | 133 (4.5) | 11 (8.6) | 25 (19.5) | 92 (71.9) | 19 (14.4) | 113 (85.6) | 0 (–) |
| Hairdressers, beauticians | 55 (1.9) | 0 (–) | 4 (7.4) | 50 (92.6) | 0 (–) | 53 (100.0) | 0 (–) |
| Other service workers | 66 (2.2) | 18 (28.6) | 8 (12.7) | 37 (58.7) | 58 (92.1) | 0 (–) | 5 (7.9) |
| Agricultural workers | 50 (1.7) | 12 (27.3) | 12 (27.3) | 20 (45.4) | 40 (93.0) | 3 (7.0) | 0 (–) |
| Production workers | 177 (5.8) | 51 (35.2) | 43 (29.6) | 51 (35.2) | 116 (77.9) | 16 (10.7) | 17 (11.4) |
| Textile workers | 13 (0.4) | 3 (33.3) | 5 (55.6) | 1 (11.1) | 11 (100.0) | 0 (–) | 0 (–) |
| Food and beverage processors | 33 (1.1) | 10 (33.3) | 9 (30.0) | 11 (36.7) | 30 (100.0) | 0 (–) | 0 (–) |
| Electronic or metal processors | 37 (1.2) | 9 (30.0) | 8 (26.7) | 13 (43.3) | 21 (72.4) | 7 (24.1) | 1 (3.5) |
| Material handlers and related equipment operators | 37 (1.2) | 12 (42.8) | 8 (28.6) | 8 (28.6) | 31 (100.0) | 0 (–) | 0 (–) |
| Other production workers | 57 (1.9) | 17 (35.4) | 13 (27.1) | 18 (37.5) | 23 (47.9) | 9 (18.8) | 16 (33.3) |
| Other or unknown occupations | 38 (–) | 17 (51.5) | 7 (21.2) | 9 (927.3) | 4 (100.0) | 0 (–) | 0 (–) |
JEM, job-exposure matrix.