Table 1

Baseline sociodemographic characteristics of included study subjects by level of precarious employment at first appearance in the cohort

	Precarious		Middle group		Non-precarious
	N	%	N	%	N	%
Sex
Male	309 635	45.4	1 027 990	42.8	1 074 697	62.9
Female	372 221	54.6	1 375 162	57.2	634 879	37.1
Age
18–24	286 580	42.0	375 484	15.7	78 644	4.60
25–34	174 090	25.6	631 874	26.2	348 094	20.4
35–54	168 887	24.8	1 013 564	42.1	907 268	53.0
55–65	52 299	7.60	382 230	16.0	375 570	22.0
Educational level
Missing	3976	0.70	12 143	0.50	9039	0.50
Primary school	81 889	12.0	313 181	13.0	169 688	9.90
Secondary school	405 241	59.4	1 319 215	54.9	704 115	41.2
Tertiary education <3 years	99 189	14.5	301 730	12.6	281 994	16.5
Tertiary education ≥3 years	91 561	13.4	456 883	19.0	544 740	31.9
Country of birth
Missing	2390	0.40	8303	0.40	5297	0.30
Sweden	577 103	84.6	2 050 558	85.3	1 495 700	87.5
Nordic countries	10 282	1.60	59 641	2.50	52 014	3.00
EU-28	36 733	5.30	130 142	5.40	84 038	4.90
Non-EU-28	55 348	8.10	154 508	6.40	72 527	4.30
Ownership sector
Private	551 037	80.9	1 445 161	60.1	1 067 615	62.4
Public	130 819	19.1	957 991	39.9	641 961	37.6
Total	681 856	100.0	2 403 152	100.0	1 709 576	100.0

EU, European continent including member and non-members of the EU-28 countries (without Nordic countries).