Table 4.

Unadjusted and multivariable linear and logistic regression results for the association between acculturation and change in stress from early pregnancy to mid/late pregnancy, Proyecto Buena Salud, 2006-2011.

	Continuous Change in Stress						Increase in Stress
	Unadjusted			Adjusteda			Unadjusted			Adjusteda
	B	95% CI		B	95% CI		OR	95% CI		OR	95% CI
Psychological Acculturation Scale (PAS) (mean, SD)	−0.33	−1.05	0.39	−0.35	−1.07	0.38	0.92	0.73	1.16	0.92	0.73	1.16
PAS - 2 level
Low (<3)	Referent						Referent
High (≥3)	−0.80	−1.98	0.39	−0.81	−2.00	0.38	0.89	0.61	1.29	0.88	0.60	1.29
PAS - 3 level
Low (<3)	Referent						Referent
Bicultural (3)	−1.35	−3.21	0.52	−1.35	−3.22	0.52	0.94	0.52	1.70	0.93	0.51	1.70
High (>3)	−0.50	−1.92	0.92	−0.51	−1.94	0.92	0.86	0.54	1.36	0.85	0.53	1.35
Language preference for speaking/reading
Spanish	Referent						Referent
English	−0.63	−1.74	0.49	−0.57	−1.71	0.57	0.79	0.56	1.11	0.80	0.56	1.14
Generation in the United States*
First generation	Referent						Referent
Second or third generation	−0.21	−1.16	0.74	−0.16	−1.13	0.81	1.21	0.90	1.64	1.20	0.89	1.64
Generation in the United States*
First generation	Referent						Referent
Second generation	−0.22	−1.20	0.76	−0.18	−1.17	0.82	1.20	0.88	1.63	1.20	0.87	1.64
Third generation	−0.14	−2.25	1.97	0.00	−2.14	2.13	0.90	0.45	1.79	0.93	0.46	1.85

Numbers may not add up to the sample total due to missing values

^aAdjusted model included age, education, living with a partner, and smoking

^bFirst generation: born in Puerto Rico/Dominican Republic, Second generation: at least one parent born in Puerto Rico or Dominican B = Beta coefficient; OR = Odds ratios; CI = Confidence Interval