Table 1. Characteristics of cases with specific injury types and their respective controls from the general population.
| Thermal injuries | Fractures | Poisoning | |||||
| Case N = 3,649 Frequency (%) | Control N = 34,395 Frequency (%) | Case N = 4,050 Frequency (%) | Control N = 38,852 Frequency (%) | Case N = 2,193 Frequency (%) | Control N = 21,373 Frequency (%) | ||
| Sex | Female | 1,529 (41.9) | 16,831 (48.9) | 1,890 (46.7) | 18,987 (48.9) | 1,036 (47.2) | 10,487 (49.1) |
| Male | 2,120 (58.1) | 17,564 (51.1) | 2,160 (53.3) | 19,865 (51.1) | 1,157 (52.8) | 10,886 (50.9) | |
| Age of child at injury | 0-12 months | 1,030 (28.2) | 12,118 (35.2) | 531 (13.1) | 12,928 (33.3) | 221 (10.1) | 7,272 (34.0) |
| 13-24 months | 1,536 (42.1) | 7,555 (22.0) | 1,009 (24.9) | 8,319 (21.4) | 798 (36.4) | 4,680 (21.9) | |
| 25-36 months | 609 (16.7) | 5,779 (16.8) | 983 (24.3) | 6,825 (17.6) | 786 (35.8) | 3,826 (17.9) | |
| 37+months | 474 (13.0) | 8,943 (26.0) | 1,527 (37.7) | 10,780 (27.7) | 388 (17.7) | 5,595 (26.2) | |
| Birth order | 1st child | 2,351 (64.4) | 24,642 (71.6) | 2,444 (60.3) | 27,510 (70.8) | 1,422 (64.8) | 15,221 (71.2) |
| 2nd child | 1,049 (28.8) | 8,344 (24.3) | 1,319 (32.6) | 9,668 (24.9) | 629 (28.7) | 5,236 (24.5) | |
| 3rd or later | 249 (6.8) | 1,409 (4.1) | 287 (7.1) | 1,674 (4.3) | 142 (6.5) | 916 (4.3) | |
| Age of mother at birth of child | Under 20 | 341 (9.3) | 1,898 (5.5) | 226 (5.5) | 2,235 (5.7) | 194 (8.9) | 1,194 (5.6) |
| 20-29 | 1,904 (52.2) | 16,801 (48.8) | 2,065 (51.0) | 18,877 (48.6) | 1,211 (55.2) | 10,562 (49.4) | |
| 30-39 | 1,333 (36.5) | 14,889 (43.3) | 1,679 (41.5) | 16,845 (43.4) | 744 (33.9) | 9,098 (42.6) | |
| 40 and over | 71 (2.0) | 807 (2.4) | 80 (2.0) | 895 (2.3) | 44 (2.0) | 519 (2.4) | |
| Perinatal depression | No | 3,344 (91.6) | 31,986 (93.0) | 3,767 (93.0) | 36,290 (93.4) | 1,969 (89.8) | 19,861 (92.9) |
| Yes | 305 (8.4) | 2,409 (7.0) | 283 (7.0) | 2,562 (6.6) | 224 (10.2) | 1,512 (7.1) | |
| Hazardous/harmful alcohol consumption in household | No | 3,578 (98.1) | 33,938 (98.7) | 3,988 (98.5) | 38,347 (98.7) | 2,142 (97.7) | 21,086 (98.7) |
| Yes | 71 (1.9) | 457 (1.3) | 62 (1.5) | 505 (1.3) | 51 (2.3) | 287 (1.3) | |
| Household composition | Single adult | 1,570 (43.0) | 13,438 (39.1) | 1,686 (41.6) | 15,160 (39.0) | 945 (43.1) | 8,294 (38.8) |
| Two adult | 1,723 (47.2) | 17.713 (51.5) | 2,040 (50.4) | 20,104 (51.8) | 1,069 (48.7) | 11,188 (52.4) | |
| Other family structure | 356 (9.8) | 3,244 (9.4) | 324 (8.0) | 3,588 (9.2) | 179 (8.2) | 1,891 (8.8) | |
| Deprivation (Townsend Score) | (1) least deprived | 616 (16.9) | 7,464 (21.7) | 928 (22.9) | 9,183 (23.6) | 418 (19.1) | 4,725 (22.1) |
| (2) | 549 (15.0) | 6,032 (17.5) | 732 (18.1) | 7,186 (18.5) | 335 (15.3) | 3,950 (18.5) | |
| (3) | 690 (18.9) | 6,255 (18.2) | 741 (18.3 | 7,134 (18.4) | 437 (19.9) | 4,083 (19.1) | |
| (4) | 762 (20.9) | 6,271 (18.3) | 748 (18.5) | 6,857 (17.6) | 443 (20.2) | 3,919 (18.3) | |
| (5) Most deprived | 745 (20.4) | 5,514 (16.0) | 636 (15.7) | 5,848 (15.1) | 415 (18.9) | 3,167 (14.8) | |
| Not known | 287 (7.9) | 2,859 (8.3) | 265 (6.5) | 2,644 (6.8) | 145 (6.6) | 1,529 (7.2) | |