Table 3.

Poisson regression analyses for risk symptom counts of depression, anxiety, ADHD, CD and ODD among exposed versus non-exposed during pregnancy (overall) and for each period of pregnancy separately.

Behavior	Overall	First trimester onwards	Second trimester onwards	Third Trimester onwards
Depression
IRR	1.83	1.47	2.32	0.78
95% CI	1.11 – 3.00	0.52 – 4.16	1.13 – 4.72	0.18 – 3.33
p-value	0.02	0.47	0.02	0.73
Anxiety
IRR	1.11	1.32	1.31	0.62
95% CI	0.63 – 1.95	0.45 – 3.93	0.67 – 2.54	0.17 – 2.17
p-value	0.72	0.61	0.43	0.45
ADHD
IRR	1.30	1.06	2.01	0.98
95% CI	0.85 – 1.99	0.59 – 1.91	1.14 – 3.52	0.46 – 2.11
p-value	0.22	0.85	0.02	0.96
CD
IRR	1.14	1.18	1.27	0.96
95% CI	0.83 – 1.56	0.74 – 1.86	0.82 – 1.97	0.44 – 2.11
p-value	0.41	0.49	0.29	0.92
ODD
IRR	1.45	1.06	1.36	0.74
95% CI	0.81 – 2.61	0.51 – 2.20	0.66 – 2.80	0.28 – 1.95
p-value	0.21	0.87	0.41	0.53

ADHD: Attention Deficit Hyperactivity Disorder; CD: Conduct Disorder; ODD: Oppositional Defiant Disorder: IRR: Incidence Rate Ratio: CI: confidence interval.