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Table 1 General characteristics of the study participants

From: Industry and workplace characteristics associated with the downloading of a COVID-19 contact tracing app in Japan: a nation-wide cross-sectional study

  Total
N = 27,036
COVID-19 contact tracing app users
n = 6786 (25.1%)
n (%) n (%) Download rate (%)
Sex
 Female 13,222 (48.9) 3181 (46.9) 24.1
 Male 13,814 (51.1) 3605 (53.1) 26.1
Age
 20–39 years 6763 (25.0) 1669 (24.6) 24.7
 40–49 years 8011 (29.6) 1886 (27.8) 23.5
 50–59 years 9012 (33.4) 2359 (34.8) 26.2
 60–65 years 3250 (12.0) 872 (12.8) 26.8
Marital status
 Single 9164 (33.9) 1991 (29.4) 21.7
 Divorced or widowed 2843 (10.5) 722 (10.6) 25.4
 Married 15,029 (55.6) 4073 (60.0) 27.1
Education
 Junior high or high school 7321 (27.1) 1647 (24.3) 22.5
 Vocational school or college 6544 (24.2) 1552 (22.9) 23.7
 University or graduate school 13,171 (48.7) 3587 (52.8) 27.2
Annual household income
 < 2,000,000 Japanese yen 1709 (6.3) 277 (4.1) 16.2
 2,000,000–3,999,999 Japanese yen 5548 (20.5) 1188 (17.5) 21.4
 4,000,000–7,999,999 Japanese yen 11,927 (44.1) 2925 (43.1) 24.5
 ≥ 8,000,000 Japanese yen 7852 (29.1) 2396 (35.3) 30.5
Smoking
 Non-smoking 14,587 (54.0) 3495 (51.5) 24.0
 Past smoking 5445 (20.1) 1551 (22.9) 28.5
 Current smoking 7004 (25.9) 1740 (25.6) 24.8
Alcohol intake
 Never 11,472 (42.4) 2699 (39.8) 23.5
 Occasionally 4547 (16.8) 1186 (17.5) 26.1
 Regularly 11,017 (40.8) 2901 (42.7) 26.3
Anxiety about contracting COVID-19
 Yes 20,017 (74.0) 5737 (84.5) 28.7
 No 7019 (26.0) 1049 (15.5) 14.9
Industry
 Manufacturing 4591 (17.0) 1165 (17.2) 25.4
 Public service 1891 (7.0) 614 (9.0) 32.5
 Information technology 1331 (4.9) 429 (6.3) 32.2
 Retail and wholesale 1797 (6.6) 394 (5.8) 21.9
 Food/beverage 1319 (4.9) 269 (4.0) 20.4
 Medical and welfare 4500 (16.6) 1071 (15.8) 23.8
 Finance 1226 (4.5) 364 (5.4) 29.7
 Construction 944 (3.5) 240 (3.5) 25.4
 Other 9437 (34.9) 2240 (33.0) 23.7
Company size
 1–9 employees 6165 (22.8) 1272 (18.7) 20.6
 10–49 employees 4390 (16.2) 957 (14.1) 21.8
 50–999 employees 9703 (35.9) 2491 (36.7) 25.7
 ≥ 1000 employees 6778 (25.1) 2066 (30.4) 30.5
Occupation
 Permanent employee 12,575 (46.5) 3006 (44.3) 23.9
 Manager 3403 (12.6) 1160 (17.1) 34.1
 Civil servant 2810 (10.4) 840 (12.4) 29.9
 Dispatched or contact worker 2894 (10.7) 671 (9.9) 23.2
 Self-employed 2819 (10.4) 525 (7.7) 18.6
 Other 2535 (9.4) 584 (8.6) 23.0
  1. COVID-19 coronavirus disease 2019