. Author manuscript; available in PMC: 2014 Aug 1.

Published in final edited form as: Mol Psychiatry. 2013 Jan 22;19(2):259–264. doi: 10.1038/mp.2012.197

Table 2.

Maternal early gestational C-reactive protein (CRP) levels by quintile in childhood autism cases and matched controls

CRP by quintile (%), [Range (mg/dl)]	Cases (N, %)	Controls (N, %)	OR (95% CI)	p
≤20 (0.10–0.92)	119 (17.6%)	137 (20.2%)	1	NA
21–40(0.93–1.77)	112 (16.5%)	134 (19.8%)	0.97 (0.68–1.37)	0.85
41–60 (1.78–3.18)	142 (20.1%)	137 (20.2%)	1.21 (0.86–1.69)	0.27
61–80 (3.19–5.83)	140 (20.7%)	135 (19.9%)	1.21 (0.86–1.69)	0.27
>80 (5.84–88.9)	164 (24.2%)	134 (19.7%)	1.43 (1.02–2.01)	0.039