Table 5.

Linear regression of nutritional health knowledge score among pregnant women participating in the nutritional health survey, April–May 2022 (n = 401).

Predictor	β	SE	CI 95% (Lower–Upper)	t	Sig.
Intercept	19.21	1.23	16.80–21.63	15.64	<0.001
Education Level: University vs. Pre-University	3.06	0.55	1.97–4.15	5.53	<0.001
BMI Level: Normal Weight vs. Underweight	2.79	1.17	0.50–5.08	2.40	0.017
BMI Level: Overweight vs. Underweight	3.85	1.29	1.32–6.38	2.99	0.003
BMI Level: Obese vs. Underweight	4.27	1.45	1.42–7.13	2.95	0.003
BMI Level: Extremely Obese vs. Underweight	1.28	1.59	−1.85–4.41	0.80	0.423
City: Prague vs. Pilsen	0.56	0.58	−0.58–1.69	0.96	0.336
Pregnancy Order: First vs. Second or More	0.80	0.52	−0.22–1.82	1.54	0.123
NCD: Yes vs. No	1.13	0.56	0.03–2.23	2.03	0.043

The fit of this model is confirmed by R² value of 0.140.