The Association between Residence Floor Level and Cardiovascular Disease: The Health and Environment in Oslo Study

Table 1

Sample characteristics dependent on floor level.

	Floor level					Total
	Basement and 1st floor	2nd-3rd floor	4th-5th floor	6th–10th floor	≥11th floor
Housing characteristics
Type of housing
Block apartment/terraced flat	35.0	41.8	94.6	97.4	80.8	48.1
Detached house/villa	36.2	27.3	0.3	0.5	11.1	25.9
Un/semidetached house	26.0	27.8	0.5	0.9	4.0	22.8
Other residences	2.8	3.1	4.5	1.2	4.0	3.1
Period of residence
1–10 years	37.7	39.6	49.4	48.6	31.3	40.4
>10 years	62.3	60.4	50.6	51.4	68.7	59.6
Sociodemographics
Age (year of birth)
1924-25	9.4	8.5	6.6	13.2	18.2	8.9
1940-41	28.8	23.2	28.1	32.5	31.3	26.0
1955	20.1	22.6	19.1	16.7	21.2	21.2
1960	22.0	24.2	20.1	19.8	12.1	22.7
1970	19.7	21.4	26.0	17.7	17.2	21.2
Gender (men)	46.0	46.4	48.9	47.4	54.5	46.7
Living with someone (yes)	79.3	78.5	61.5	54.2	58.6	75.7
Country of origin
Norway	80.8	81.7	77.7	74.3	76.8	80.6
Other western countries	6.4	6.1	6.2	7.5	2.0	6.2
Other nonwestern countries	12.8	12.2	16.2	18.2	21.2	13.2
Socioeconomics
Education (in years)
≤12	32.0	28.6	32.7	40.8	52.5	30.9
13–16	36.2	33.4	35.1	27.6	31.3	34.3
>16	31.8	38.0	32.2	31.6	16.2	34.9
Occupational status
Leader, politician	17.4	17.6	13.5	13.9	14.1	16.9
Occ. req. higher education	42.6	45.3	41.6	36.8	28.3	43.5
Office, sales, care, etc.	29.2	27.6	32.4	35.8	39.4	29.1
Blue collar and farming	10.8	9.5	12.5	13.4	18.2	10.5
Health behaviors
Body mass index (BMI)
Normal and underweight	52.5	54.5	55.0	50.7	46.5	53.7
Overweight	36.7	35.4	33.7	33.7	41.4	35.6
Obese	10.8	10.1	11.3	15.6	12.1	10.7
Physical activity (PA) level
1 (sedentary)	9.9	9.0	11.2	14.9	15.2	9.8
2	32.0	30.4	29.7	34.2	36.4	31.0
3	33.2	35.8	38.3	37.0	26.3	35.2
4	20.5	19.7	14.7	9.9	16.2	19.0
5 (very active)	4.5	5.0	6.2	4.0	6.1	5.0
Smoking status
Current smoker	15.5	14.5	18.8	18.2	21.2	15.5
Former smoker	38.5	37.5	36.5	41.7	28.3	37.8
Never smoked (RG)	46.0	48.0	44.7	40.1	50.5	46.7
Alcohol consumption
Frequent	41.5	43.1	43.2	41.7	31.3	42.4
Moderate	42.1	40.2	37.5	35.8	41.4	40.4
Infrequent	16.4	16.7	19.2	22.4	27.3	17.2
Fatty fish consumption
High	4.7	4.5	4.0	3.5	6.1	4.5
Moderate	64.2	63.7	62.8	67.7	62.6	63.9
Low	31.1	31.8	33.3	28.8	31.3	31.6
Vegetable consumption
High	42.7	44.9	39.8	37.3	37.4	43.3
Moderate	53.8	52.5	56.8	56.1	59.6	53.6
Low	3.6	2.6	3.4	6.6	3.0	3.2
Fruit consumption
High	44.1	46.5	44.3	39.4	32.3	45.1
Moderate	47.9	47.1	46.8	50.2	60.6	47.6
Low	8.0	6.4	8.9	10.4	7.1	7.4

All values are given in percentages.