Exposure of interest | Cases n = 147 | Controls n = 538 | Odds ratio (95% confidence intervals | P value |
---|---|---|---|---|
Maternal mental illness | 75 (51%) | 132 (25%) | 2.51 (1.55-4.05) | < 0.001 |
Maternal age 15-19 years old | 31 (21%) | 4 (0.6%) | 2.45 (1.11-5.42) | 0.027 |
Maternal age 20-24 years old | 13 (9%) | 28 (5%) | 2.37 (1.38-4.06) | 0.002 |
Maternal age 25-29 years old | 41 (28%) | 117 (22%) | 1.00 | 0.236 |
Maternal age 30-34 years old | 30 (20%) | 197 (37%) | 1.43 (0.81-2.53) | 0.222 |
Maternal age 35-39 years old | 30 (20%) | 142 (26%) | 2.90 (1.36-6.18) | 0.006 |
Maternal age 40-44 years old | 15 (10%) | 39 (7%) | 6.21 (2.50-15.4) | < 0.001 |
Maternal age 45-49 years old | 14 (10%) | 13 (2%) | 24.4 (2.30-258) | 0.008 |
SES quintile 1 | 15 (10%) | 131 (23%) | 1.00 | - |
SES quintile 2 | 18 (12%) | 104 (19%) | 2.41 (1.01-5.74) | 0.047 |
SES quintile 3 | 32 (22%) | 94 (17%) | 2.83 (1.25-6.39) | 0.012 |
SES quintile 4 | 41 (28%) | 119 (22%) | 3.40 (1.58-7.32) | 0.002 |
SES quintile 5 | 41 (28%) | 90 (17%) | 7.14 (2.92-17.4) | < 0.001 |
Maternal drug misuse | 7 (5%) | 1 (0.2%) | 28.8 (2.29-363) | 0.009 |
Any non attendance at primary or secondary care | 57 (39%) | 101 (19%) | 2.42 (1.42-4.14) | 0.001 |
Child mental illness | 34 (23%) | 43 (8%) | 2.65 (1.42-4.96) | 0.002 |
Maternal contraception | 41 (28%) | 198 (37%) | 0.52 (0.31-0.87) | 0.013 |
Child admission to hospital | 12 (8%) | 12 (2%) | 3.31 (1.21-9.02) | 0.019 |