Laboratory exposure | Pregnancies (n) | Cycles (n) | Cycles to conception (mean) | Pregnant in first cycle (%) | >12 Cycles to pregnancy (%) |
Solvents in general: | |||||
No | 172 | 493 | 3.5 | 49.1 | 2.3 |
Yes | 239 | 870 | 4.4 | 35.1 | 6.7 |
Acetone: | |||||
No | 345 | 1134 | 4.0 | 41.7 | 4.1 |
Yes | 44 | 169 | 4.6 | 34.1 | 11.4 |
Benzene: | |||||
No | 391 | 1289 | 4.0 | 41.2 | 4.6 |
Yes | 12 | 45 | 4.0 | 41.7 | 8.3 |
Chloroform: | |||||
No | 334 | 1142 | 4.2 | 40.4 | 5.1 |
Yes | 69 | 192 | 3.0 | 44.9 | 2.9 |
Diethylether: | |||||
No | 365 | 1243 | 4.2 | 40.5 | 4.9 |
Yes | 24 | 218 | 2.6 | 45.8 | 4.2 |
Phenol: | |||||
No | 337 | 1116 | 4.1 | 40.7 | 4.7 |
Yes | 66 | 218 | 3.7 | 43.9 | 4.5 |
Developmental toxicants: | |||||
No | 340 | 1094 | 3.7 | 41.8 | 4.1 |
Yes | 63 | 240 | 5.5 | 38.1 | 7.9 |
Cell techniques: | |||||
No | 269 | 820 | 3.4 | 42.0 | 3.3 |
Yes | 142 | 543 | 5.3 | 39.4 | 7.7 |
Radioactive isotopes: | |||||
No | 216 | 685 | 4.0 | 40.7 | 4.6 |
Yes | 195 | 678 | 4.2 | 41.5 | 5.1 |
Viruses: | |||||
No | 365 | 1157 | 3.8 | 42.5 | 4.9 |
Yes | 46 | 206 | 5.9 | 30.4 | 4.3 |
Bacteria: | |||||
No | 283 | 901 | 3.9 | 41.3 | 4.2 |
Yes | 128 | 462 | 4.5 | 40.6 | 6.3 |
Uncensored data are shown for women who worked ⩾1 year at the participating Swedish universities and gave at least one birth during the period 1990–4.