Table 1.
Characteristics of children in each exposure group with CELF and CPM Scores. *Because of rounding, percentages may not sum to 100. AUD: Australian Dollar
| Unexposed (n = 1378), n (%) | First quartile (n = 36), n (%) | Second quartile (n = 43), n(%) | Third quartile (n = 38), n(%) | Fourth quartile (n = 31), n(%) | No record (n = 96), n(%) | |
|---|---|---|---|---|---|---|
| Gender | ||||||
| Girls | 687(49.9) | 15(41.7) | 13(30.2) | 13(34.2) | 12(38.7) | 35(36.5) |
| Boys | 691(50.1) | 21(58.3) | 30(69.8) | 25(65.8) | 19(61.3) | 61(63.5) |
| Birth Weight | ||||||
| < 2500g | 109(7.9) | 3(8.3) | 4(9.3) | 3(7.9) | 6(19.4) | 12(12.5) |
| ≥ 2500g | 1268(92) | 33(91.7) | 39(90.7) | 35(92.1) | 25(80.6) | 84(87.5) |
| Missing | 1(0.1) | 0(0) | 0(0) | 0(0) | 0(0) | 0(0) |
| Race | ||||||
| Caucasian | 1213(88) | 33(91.7) | 40(93) | 37(97.4) | 28(90.3) | 83(87.4) |
| Non-Caucasian | 139(10.1) | 3(8.3) | 2(4.7) | 0(0) | 3(9.7) | 7(7.4) |
| Missing | 26(1.9) | 0(0) | 1(2.3) | 1(2.6) | 0(0) | 5(5.3) |
| Household Income (AUD) | ||||||
| Less than $7000 | 81(5.9) | 1(2.8) | 3(7) | 0(0) | 2(6.5) | 7(7.3) |
| $7000-$23999 | 380(27.6) | 11(30.6) | 15(34.9) | 11(28.9) | 13(41.9) | 28(29.2) |
| $24000 - $35999 | 352(25.5) | 8(22.2) | 12(27.9) | 8(21.1) | 7(22.6) | 15(15.6) |
| $36,000 | 473(34.3) | 15(41.7) | 12(27.9) | 18(47.4) | 9(29) | 39(40.6) |
| Missing | 92(6.7) | 1(2.8) | 1(2.3) | 1(2.6) | 0(0) | 7(7.3) |
| Maternal Education Beyond High School | ||||||
| None | 640(46.4) | 13(36.1) | 20(46.5) | 18(47.4) | 17(54.8) | 46(47.9) |
| Trade certificate, Professional registration or other | 311(22.6) | 13(36.1) | 8(18.6) | 12(31.6) | 6(19.4) | 18(18.8) |
| College or University degree | 401(29.1) | 10(27.8) | 14(32.6) | 7(18.4) | 8(25.8) | 27(28.1) |
| Missing | 26(1.9) | 0(0) | 1(2.3) | 1(2.6) | 0(0) | 5(5.2) |
| Resource Utilization Band | ||||||
| Healthy | 62(4.5) | 0(0) | 0(0) | 0(0) | 0(0) | 0(0) |
| Low | 353(25.6) | 6(16.7) | 6(14) | 0(0) | 3(9.7) | 12(12.5) |
| Moderate | 906(65.7) | 27(75) | 32(74.4) | 24(63.2) | 13(41.9) | 72(75) |
| High or Very High | 57(4.1) | 3(8.3) | 5(11.6) | 14(36.8) | 15(48.4) | 12(12.5) |
| Total Number of Exposures | ||||||
| 1 | N/A | 36(100) | 40(93) | 36(94.7) | 15(48.4) | N/A |
| 2 | N/A | 0(0) | 3(7) | 2(5.3) | 9(29) | N/A |
| 3 or greater | N/A | 0(0) | 0(0) | 0(0) | 7(22.6) | N/A |