Table 3.

Univariate and multiple logistic regression looking at factors associated with making an informed choice

	Univariate Logistic Regression Informed Choice (N = 197)		Multiple Logistic Regression Informed Choice (N = 172)
Variable	Made IC	OR (95%CI)	OR (95% CI)
Age
≤34	47 (69.1%)	1	1
35‐39	63 (79.7%)	1.76 (0.83‐3.73)	1.48 (0.62‐3.53)
≥40	36 (83.7%)	2.30 (0.88‐6.00)	1.94 (0.64‐5.82)
Level of education
GCSE or lower	11 (55.0%)	1	1
GCE or vocational	28 (73.7%)	2.29 (0.73‐7.16)	2.99 (0.86‐10.35)
Degree or above	107 (80.5%)	3.37 (1.26‐8.97)*	4.33 (1.08‐17.36)*
Ethnicity
White	110 (82.1%)	1	1
Other	39 (62.9%)	0.37 (0.19‐0.73) *	0.53 (0.22‐1.25)
Religion
No	70 (84.3%)	1	1
Yes	76 (69.7%)	0.43 (0.21‐0.88)*	0.57 (0.24‐1.32)
Had DS screening previously
Yes	67 (80.7%)	1	1
No or not sure	18 (52.9%)	0.27 (0.11‐0.64)*	0.24 (0.90‐0.65)*
Not applicable	61 (82.4%)	1.12 (0.50‐2.52)	0.99 (0.37‐2.63)
Has or knows a child with DS
Yes	38 (80.9%)	1	1
No	100 (74.6%)	0.70 (0.31‐1.59)	0.79 (0.34‐2.03)

Abbreviation: DS, Down syndrome.

^* P < .05.

^** P < .001.