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Table 2 Descriptive statistics for categorical variables at each data collection point

From: Factors protecting Swiss nurses’ health during the COVID-19 pandemic: a longitudinal study

Variable and modality

% T0

(N = 625)

% T1

(N = 153)

% T2

(N = 146)

% T3

(N = 89)

Effect of measurement point

Gender: Woman

85.9

83.7

87.0

83.1

χ2(3) = 1.15, p = .764

Gender: Man

13.6

15.0

12.3

16.9

Age: 18–29

20.0

13.7

10.3

9.0

χ2(9) = 23.15, p = .006

Age: 30–39

33.0

30.1

31.5

24.7

Age: 40–49

24.0

31.4

32.2

32.6

Age: ≥ 50

22.7

24.8

26.0

33.7

Time in current position: < 2 years

24.0

13.7

13.0

9.0

χ2(6) = 22.33, p = .001

Time in current position: 2–5 years

23.7

27.5

26.0

25.8

Time in current position: > 5 years

51.7

58.8

61.0

65.2

COVID-19 exposure: None

15.2

15.7

15.8

12.4

χ2(6) = 2.23, p = .897

COVID-19 exposure: Indirect

45.0

47.1

49.3

50.6

COVID-19 exposure: Direct

39.7

37.3

34.9

37.1

Reassigned: No

66.9

62.7

56.2

55.1

χ2(9) = 12.82, p = .171

Reassigned: Short

10.4

9.15

11.0

11.2

Reassigned: Long

9.1

12.4

15.1

15.7

Reassigned: Multiple

13.0

15.0

17.8

18.0

  1. Note: some percentages do not add up to 100 because of non-responses.