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Table 1 Characteristics of the study participants in the baseline survey, separated by gender

From: Incidence, remission, and persistence of Raynaud’s phenomenon in the general population of northern Sweden: a prospective study

Baseline variable

Women

Men

N (%)

Median (IQR)

N (%)

Median (IQR)

Study participants

2703 (53.9%)

 

2314 (46.1)

 

Age (at enrollment)

 

53 (19)

 

56 (18)

Anthropometry

    

Height (cm)

 

166 (8)

 

180 (9)

Weight (kg)

 

68 (17)

 

84 (17)

Body mass index (kg/m2)

 

24.7 (5.6)

 

26.1 (4.3)

Region

    

Rural alpine

547 (20.2)

 

473 (20.4)

 

Inland

691 (25.6)

 

600 (25.9)

 

Urbanized coastal

1465 (54.2)

 

1241 (53.6)

 

Daily smoking

    

Never or former

2494 (93.0)

 

2190 (95.6)

 

Current

188 (7.0)

 

101 (4.4)

 

Cigarettes per day

 

10 (5)

 

10 (10)

Snuff use

    

Never or former

2478 (92.7)

 

1825 (79.6)

 

Current

196 (7.3)

 

469 (20.4)

 

Snuff boxes per week

 

4 (3)

 

3 (3)

Occupation (ISCO)

    

Armed forces

1 (0.1)

 

17 (0.8)

 

Managers

132 (5.0)

 

127 (5.6)

 

Professionals

751 (28.3)

 

342 (15.2)

 

Technicians and associate professionals

255 (9.6)

 

339 (15.0)

 

Clerical support workers

315 (11.9)

 

160 (7.1)

 

Service and sales workers

455 (17.2)

 

158 (7.0)

 

Skilled agricultural, forestry, and fishery workers

17 (0.6)

 

47 (2.1)

 

Crafts and related trades workers

31 (1.2)

 

208 (9.2)

 

Plant and machine operators and assemblers

38 (1.4)

 

252 (11.2)

 

Elementary occupations

52 (2.0)

 

46 (2.0)

 

Self–employed

42 (1.6)

 

58 (2.6)

 

Sick leave

41 (1.5)

 

13 (0.6)

 

Parental leave

22 (0.8)

 

0 (0)

 

Students

98 (3.7)

 

56 (2.5)

 

Retired

364 (13.7)

 

394 (17.5)

 
  1. ISCO international standard classification of occupations, IQR interquartile range