Table 1.

The demographic characteristics of women in the two age groups

	Maternal age (years)		p-value	Odd ratio	95% CI
Characteristics	< 19 (n. 115)	20-24 (n. 817)
Maternal age	18.02 ± 0.98	22.42 ± 1.54
Educational level n (%)
Primary school	73 (63.5)	261 (31.95)	0.00001	3.70	2.46-5.56
Secondary school	42 (36.5)	377 (46.15)	0.0572	0.67	0.44-1.00
High school	0	179 (21.90)	0.00001	0.03	0.00-0.22
Ethnicity n (%)
Macedonian	2 (1.73)	123 (15.05)	0.00001	0.09	0.02-0.40
Albanian	66 (57.39)	597 (73.07)	0.0009	0.5	0.33-0.74
Roma	45 (39.13)	72 (88.81)	0.00001	6.85	4.37-10.71
Others	2 (1.73)	25 (3.05)	0.5643	0.52	0.12-2.21
Area of residence n (%)
Rural	89 (77.40)	506 (61.93)	0.0001	2.1	1.33-3.33
Urban	26 (22.60)	311 (38.06)	0.0012	0.47	0.30-0.75