TABLE 2

Characteristics of Children and Their Mothers by CPS Involvement: Crude Number and Percentage

No CPS, No. (%)NotificationsInvestigation, No. (%)Substantiation, No. (%)OOHCAll, No. (%)
NOC, No. (%)Other, No. (%)CPM, No. (%)After Age 3, No. (%)Before Age 3, No. (%)
Cohort characteristicsa
 All persons264 976 (80.0)11 257 (3.4)10 593 (3.2)14 673 (4.4)13 205 (4.0)9822 (3.0)3923 (1.2)2805 (0.8)331 254 (100.0)
 Birth year
  1986–1991100 824 (85.7)2184 (1.9)2261 (1.9)1794 (1.5)4673 (4.0)3380 (2.9)1733 (1.5)748 (0.6)117 597 (100.0)
  1992–199792 187 (79.3)3941 (3.4)3985 (3.4)5452 (4.7)4795 (4.1)3364 (2.9)1333 (1.1)1128 (1.0)116 185 (100.0)
  1998–200371 965 (73.8)5132 (5.3)4347 (4.5)7427 (7.6)3737 (3.8)3078 (3.2)857 (0.9)929 (1.0)97 472 (100.0)
 Sex
  Male137 116 (51.7)6114 (54.3)4030 (38.0)7442 (50.7)6544 (49.6)4638 (47.2)2121 (54.1)1437 (51.2)169 442 (51.2)
  Female127 480 (48.1)5139 (45.7)6562 (61.9)7223 (49.2)6651 (50.4)5176 (52.7)1801 (45.9)1357 (48.4)161 389 (48.7)
 Birth outcome
 Discharged <28 days postbirth258 243 (97.5)10 969 (97.4)10 309 (97.3)14 240 (97.0)12 761 (96.6)9480 (96.5)3725 (95.0)2601 (92.7)322 328 (97.3)
 Still in hospital at 28 days4886 (1.8)235 (2.1)206 (1.9)375 (2.6)374 (2.8)286 (2.9)153 (3.9)178 (6.3)6693 (2.0)
Mother’s characteristics at child’s birth
 Age
  <21 y13 891 (5.2)1501 (13.3)1445 (13.6)2666 (18.2)3118 (23.6)2458 (25.0)1181 (30.1)738 (26.3)26 998 (8.2)
  ≥21 y250 614 (94.6)9720 (86.3)9129 (86.2)11 929 (81.3)10 000 (75.7)7252 (73.8)2723 (69.4)2033 (72.5)303 400 (91.6)
 Marital status
  Married/de facto238 811 (90.1)8951 (79.)58255 (77.9)10 759 (73.3)8952 (67.8)6402 (65.2)2239 (57.1)1353 (48.2)285 722 (86.3)
  Not married26 165 (9.9)2306 (20.5)2338 (22.1)3914 (26.7)4253 (32.2)3420 (34.8)1684 (42.9)1452 (51.8)45 532 (13.7)
 Employment status
  Employed199 072 (75.1)6608 (58.7)6276 (59.2)6929 (47.2)6876 (52.1)4666 (47.5)1865 (47.5)895 (31.9)233 187 (70.4)
  Not employed65 904 (24.9)4649 (41.3)4317 (40.8)7744 (52.8)6329 (47.9)5156 (52.5)2058 (52.5)1910 (68.1)98 067 (29.6)
 SEIFA (IRSD)
  Q1 (lowest)64 297 (24.3)3968 (35.2)3934 (37.1)5997 (40.9)5873 (44.5)4586 (46.7)2044 (52.1)1464 (52.2)92 163 (27.8)
  Q251 446 (19.4)2552 (22.7)2427 (22.9)3333 (22.7)2741 (20.8)2033 (20.7)819 (20.9)610 (21.7)65 961 (19.9)
  Q344 016 (16.6)1699 (15.1)1623 (15.3)2085 (14.2)1785 (13.5)1282 (13.1)487 (12.4)285 (10.2)53 262 (16.1)
  Q444 774 (16.9)1603 (14.2)1313 (12.4)1753 (11.9)1321 (10.0)912 (9.3)302 (7.7)217 (7.7)52 195 (15.8)
  Q5 (highest)50 683 (19.1)1243 (11.0)1095 (10.3)1287 (8.8)1115 (8.4)688 (7.0)163 (4.2)158 (5.6)56 432 (17.0)
 Smoking status
  Smoking14 631 (5.5)1739 (15.4)1711 (16.2)3312 (22.6)1968 (14.9)1829 (18.6)583 (14.9)686 (24.5)26 459 (8.0)
  Not smoking55 379 (20.9)3262 (29.0)2535 (23.9)3950 (26.9)1687 (12.8)1175 (12.0)254 (6.5)202 (7.2)68 444 (20.7)
  Unknown and/or missingb194 966 (73.6)6256 (55.6)6347 (59.9)7411 (50.5)9550 (72.3)6818 (69.4)3086 (78.7)1917 (68.3)236 351 (71.4)
  • Expressed as column percentages, except for birth cohort, which is expressed as row percentage. Q, quintile; SEIFA, Socioeconomic Index for Areas.

  • a High missing for smoking status reflects reporting from 1998 only.