Table 1. Study population and number of kidney failure events in individuals aged 0 to 78 years (born 1932 and later and alive in 1987).

	Males				Females				All
	Population		Kidney failure events		Population		Kidney failure events		Population		Kidney failure events
	No	%	No	%	No	%	No	%	No	%	No	%
Age at diagnosis (years)
0–9			286	1.4			263	2.2			549	1.7
10–19			424	2.0			419	3.6			843	2.6
20–29			998	4.8			706	6.0			1704	5.2
30–39			1695	8.2			1100	9.3			2795	8.6
40–49			2698	13.0			1585	13.5			4283	13.2
50–59			4712	22.8			2557	21.7			7269	22.4
60–69			6700	32.4			3477	29.5			10177	31.4
70–78			3175	15.3			1667	14.2			4842	14.9
Subtype of kidney failure
Acute kidney failure			6385	30.9			3678	31.2			10063	31.0
Chronic kidney failure			11872	57.4			6796	57.7			18668	57.5
Unspecified kidney failure			2431	11.7			1300	11.1			3731	11.5
Socioeconomic status
Farmer	69645	1.7	609	2.9	50935	1.3	263	2.2	120580	1.5	872	2.7
Self-employed	161705	3.9	1591	7.7	106967	2.7	476	4.0	268672	3.3	2067	6.4
Professional	359536	8.7	2435	11.8	251700	6.4	720	6.1	611236	7.6	3155	9.7
White collar worker	1192177	29.0	5898	28.5	1390397	35.3	4421	37.5	2582574	32.1	10319	31.8
Blue-collar worker	1848695	45.0	9952	48.1	1689070	42.8	5750	48.8	3537765	43.9	15702	48.4
Other	480443	11.7	203	1.0	452801	11.5	144	1.2	933244	11.6	347	1.1
Region of residence
Northern Sweden	427832	10.4	2120	10.2	402535	10.2	1290	11.0	830367	10.3	3410	10.5
Large city	1632588	39.7	8828	42.7	1575746	40.0	4861	41.3	3208334	39.8	13689	42.2
Southern Sweden	2051781	49.9	9740	47.1	1963589	49.8	5623	47.8	4015370	49.9	15363	47.3
Chronic obstructive pulmonary disease
No	3910183	95.1	18979	91.7	3763810	95.5	10467	88.9	7673993	95.3	29446	90.7
Yes	202018	4.9	1709	8.3	178060	4.5	1307	11.1	380078	4.7	3016	9.3
Obesity
No	4080976	99.2	20058	97.0	3885685	98.6	11217	95.3	7966661	98.9	31275	96.3
Yes	31225	0.8	630	3.0	56185	1.4	557	4.7	87410	1.1	1187	3.7
Alcoholism and related liver disease
No	3994406	97.1	18453	89.2	3883021	98.5	11184	95.0	7877427	97.8	29637	91.3
Yes	117795	2.9	2235	10.8	58849	1.5	590	5.0	176644	2.2	2825	8.7
Diabetes Mellitus
No	3998103	97.2	13930	67.3	3868649	98.1	8345	70.9	7866752	97.7	22275	68.6
Yes	114098	2.8	6758	32.7	73221	1.9	3429	29.1	187319	2.3	10187	31.4
Hyptertension
No	3928928	95.5	10841	52.4	3791314	96.2	6965	59.2	7720242	95.9	17806	54.9
Yes	183273	4.5	9847	47.6	150556	3.8	4809	40.8	333829	4.1	14656	45.1
Coronary heart disease
No	3975828	96.7	15160	73.3	3879307	98.4	9561	81.2	7855135	97.5	24721	76.2
Yes	136373	3.3	5528	26.7	62563	1.6	2213	18.8	198936	2.5	7741	23.8
Stroke
No	4038432	98.2	17537	84.8	3892316	98.7	10276	87.3	7930748	98.5	27813	85.7
Yes	73769	1.8	3151	15.2	49554	1.3	1498	12.7	123323	1.5	4649	14.3
Hyperlipidemia
No	4067712	98.9	19437	94.0	3917158	99.4	11233	95.4	7984870	99.1	30670	94.5
Yes	44489	1.1	1251	6.0	24712	0.6	541	4.6	69201	0.9	1792	5.5
Heart failure
No	4068915	98.9	16408	79.3	3920737	99.5	9833	83.5	7989652	99.2	26241	80.8
Yes	43286	1.1	4280	20.7	21133	0.5	1941	16.5	64419	0.8	6221	19.2
All	4112201	100.0	20688	100.0	3941870	100.0	11774	100.0	8054071	100.0	32462	100.0