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. 2019 Mar 18;77:10. doi: 10.1186/s13690-019-0338-0

Table 1.

Sociodemographic characteristics of participants (n = 1684) in the Norwegian population (NorPop) study, data collected 2015–2016

Characteristics Sample
(n = 1684)
Men
(n = 787)
Women
(n = 897)
p d
Age group n (%) n (%) n (%)
 18–30 203 (12.1) 70 (8.9) 133 (14.8) <  0.001
 31–40 182 (10.8) 67 (8.5) 115 (12.8)
 41–50 345 (20.5) 145 (18.4) 200 (22.3)
 51–60 340 (20.2) 167 (21.2) 173 (19.3)
 61–70 374 (22.2) 206 (26.2) 168 (18.7)
 71 or above 240 (14.3) 132 (16.8) 108 (12.0)
Education
 12 years or less 761 (45.2) 368 (46.8) 393 (43.8) 0.23
 More than 12 years 923 (54.8) 419 (53.2) 504 (56.2)
Employment
 Working 1040 (61.8) 470 (59.7) 570 (63.5) 0.11
 Not working 644 (38.2) 317 (40.3) 327 (36.5)
Anxiety
 Current anxiety 111 (6.6) 37 (4.7) 74 (8.2) <  0.01
 Lifetime anxiety 365 (21.7) 133 (16.9) 232 (25.9) <  0.001
 Past anxiety 254 (15.1) 96 (12.2) 158 (17.6) <  0.01
 No anxiety 1319 (78.3) 654 (83.1) 665 (74.1) <  0.001
Psychological factors M (SD) M (SD) M (SD)
 General self-efficacy (mean) 2.9 (0.6) 3.0 (0.6) 2.8 (0.6) <  0.001 0.20
 Optimism (mean) 2.9 (0.5) 2.9 (0.5) 2.9 (0.5) 0.69 0.02
 Extraversion (sum) 3.9 (1.8) 3.6 (1.8) 4.1 (1.8) <  0.001 0.28
 Neuroticism (sum) 1.9 (1.9) 1.5 (1.7) 2.2 (1.9) <  0.001 0.49

Note. ‘Lifetime anxiety’ includes the two categories ‘current anxiety’ and ‘past anxiety’. Statistical tests are χ2-tests for categorical variables and independent t-tests for continuous variables. Effect sizes are calculated as Cohen’s d