Table 3.

Risk factors for SGA and PTB, White British women

	SGA				PTB
	Unadjusted		Fully adjusted		Unadjusted		Fully adjusted
	OR	95 % CI	OR	95 % CI	OR	95 % CI	OR	95 % CI
BMI
Underweight	0.73	[0.38, 1.39]	0.60	[0.31, 1.15]	1.83	[0.92, 3.64]	1.72	[0.85, 3.05]
Overweight	1.16	[0.95, 1.43]	1.19	[0.96, 1.48]	0.86	[0.61, 1.20]	0.82	[0.58, 1.16]
Obese	1.14	[0.92, 1.41]	1.11	[0.88, 1.39]	0.84	[0.59, 1.21]	0.67	[0.45, 0.98]
Health behaviours
Smoking in pregnancy	2.81	[2.35, 3.37]	2.78	[2.28, 3.40]	1.46	[1.11, 1.93]	1.38	[1.01, 1.88]
Alcohol in pregnancy	1.06	[0.88, 1.27]	1.03	[0.85, 1.25]	0.91	[0.69, 1.21]	0.94	[0.70, 1.26]
Psycho-social
Not married	1.60	[1.32, 1.95]	1.20	[0.97, 1.50]	1.24	[0.92, 1.67]	1.04	[0.74, 1.46]
More deprived IMD	1.38	[1.17, 1.64]	1.10	[0.92, 1.33]	1.43	[1.09, 1.88]	1.35	[1.01, 1.82]
Less education	1.25	[1.05, 1.50]	0.99	[0.81, 1.20]	1.26	[0.95, 1.68]	1.16	[0.86, 1.56]
At risk for distress	1.11	[0.88, 1.40]	0.94	[0.71, 1.23]	1.18	[0.83, 1.69]	1.07	[0.71, 1.63]
At risk of hopelessness	1.34	[0.99, 1.83]	1.17	[0.82, 1.69]	1.23	[0.75, 2.01]	1.09	[0.61, 1.95]
Not managing financially	1.31	[0.96, 1.78]	1.01	[0.72, 1.41]	1.58	[1.01, 2.48]	1.54	[0.95, 2.49]
Behind with bills	1.49	[1.17, 1.89]	1.12	[0.86, 1.46]	1.12	[0.75, 1.67]	0.93	[0.61, 1.44]
Medical conditions
Diabetes	0.59	[0.38, 0.93]	0.61	[0.35, 0.97]	1.66	[1.00, 2.74]	1.85	[1.10, 3.12]
Hypertension	1.54	[1.16, 2.05]	1.77	[1.31, 2.39]	2.41	[1.63, 3.58]	2.90	[1.91, 4.40]

The bold represents significant results