Table 1.

Summary of repeat abortions performed within selected socio-demographic and parity subgroups in Estonia, 1996–2003 and 2004–2011

Characteristic	Repeat abortion				Percentage change (95% CI d )
	1996–2003		2004–2011
	N a  = 67 626		N a  = 38 132
	n b	% c	n b	% c
Age (years)
≤19	13276	19.7	8500	16.8	-14.6 (-19.4; -9.4)
20–24	26789	48.8	16111	41.5	-15.0 (-16.8; -13.1)
25–29	24402	70.5	14372	63.2	-10.4 (-11.8; -9.1)
30–34	20039	80.3	12503	74.5	-7.2 (-8.3; -6)
35–39	14702	85.9	9883	80.5	-6.3 (-7.4; -5.2)
40–44	6337	88.5	4057	83.9	-5.2 (-6.7; -3.7)
≥45	412	91.3	308	85.7	-6.1 (-11.1; -0.8)
Missing	47		1		-
Education
University	10716	68.2	9107	56.4	-17.3 (-19.1; -15.5)
Secondary	46612	63.6	25443	60.7	-4.5 (-5.6; -3.3)
Secondary special	33766	71.8	16538	67.5	-6.1 (-7.3; -4.9)
Basic/less	14766	43.1	14570	43.7	-1.4 (-1.2; 4.1)
Missing	144		77		-
Ethinicity
Estonian	61222	58.5	40514	53.3	-8.9 (-9.9; -7.9)
Non-Estonians	44471	71.0	25178	65.6	-7.7 (-8.7; -6.7)
Missing	311				-
Marital status
Single	32687	42.1	23164	41.0	-2.4 (-4.3; -0.4)
Married	43085	76.3	17929	71.1	-6.8 (-7.8; -5.8)
Cohabiting	22312	64.8	21067	62.4	-3.7 (-5; -2.3)
Divorced/widow	7787	83.2	3521	76.8	-7.7 (-9.6; -5.7)
Missing	133		54		-
Occupation
Student	12095	21.8	9662	21.1	-3.1 (-8; 2.0)
Employed	61289	72.0	35531	66.4	-7.7 (-8.5; -6.9)
Unemployed	6509	74.3	3829	67.6	-8.9 (-11.3; -6.5)
Other	25718	61.4	16616	59.3	-3.4 (-4.9; -1.8)
Missing	393		97
Parity
0	25386	30.6	17550	25.8	-15.7 (-18.3; -13)
1	38092	67.4	22801	61.9	-8.1 (-9.2; -7)
2+	42424	80.3	25379	76.8	-4.5 (-5.3; -3.7)
Missing	102		5

^aN = total number of women underwent repeat abortion included in each time period;

^bn = number of women underwent repeat abortion in each subgroup;

^c% = percentage of women underwent repeat abortion in each subgroup;

^dCI: confidence interval.