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Table 2 Descriptive Statistics of the Variables over time (Waves 5–15)

From: A longitudinal analysis of mental and general health status of informal carers in Australia

Variable

Mean/Percent (total responses =121,410, N = 23,251)

Minimum Average across waves

Maximum Average across waves

SF36 Mental Health Component Score

74.41 (17.08)

73.61

74.99

SF36 General Health Component Score

68.46 (20.94)

67.25

69.69

SF36 Physical Functioning Component Score

83.90 (22.92)

83.43

84.60

Household financial year gross total income ($)

108,261.2 (102,164.1)

81,929.9

126,464.0

Age

44.17 (18.54)

43.4

44.9

Life events in past year: Serious personal injury/illness (# of events)

8.79

7.59

9.75

Time spent (hrs/mins) per week Volunteer/Charity work

0.99 (3.48)

0.9

1.1

Employment Status

 Employed - works 35 hours a week (Base Category)

42.46

40.82

44.34

 Employed - works less than 35 hours a week

20.78

20.33

21.36

 Unemployed, retired, home duties, students & others

36.76

34.99

38.20

 Carer Characteristics

 

40.82

44.34

 Actively cares for a household member/non-resident due to long-term health condition, elderly (%)

6.93

6.24

7.66

 Time spent in (hrs/mins) per week Caring for disabled/elderly relative (n = 8416)

14.55 (26.85)

11.47

17.52

 Carers’ Age (n = 8416)

51.65 (15.89)

49.91

52.86

Alcohol drinking status

 Never drink/No longer drink (Base category)

18.12

16.17

20.16

 Drink only rarely

22.82

21.92

23.53

 Drink 2/3 days per month

12.61

11.40

13.35

 Drink 1/2 days per week

18.91

18.12

19.52

 Drink 3 or more days per week

27.54

25.13

30.65

Standard drinks per day

 Don’t drink (Base Category)

18.12

16.17

20.16

 1 to 2 standard drinks

42.82

41.92

44.67

 3 to 4 standard drinks

21.24

20.50

22.08

 5 and more standard drinks

17.82

16.96

19.20

How often participate in Physical Activities?

 Not at all (Base Category)

10.52

9.17

11.18

 Less than once a week

15.81

14.65

17.18

 1 to 2 times a week

23.66

22.72

24.41

 3 times a week

16.07

15.59

16.79

 More than 3 times a week

33.94

33.09

35.39

How often get together socially with friends/relatives?

 Every Day

3.91

3.08

4.73

 Several times a week

23.65

21.92

26.37

 About once a week

31.61

30.99

32.60

 1 to 3 times a month

29.89

28.02

32.07

 1 or 2 times every 3 months

5.78

4.64

6.46

 Less often than once every 3 months (Base Category)

5.17

4.30

5.70

Smoking Status

 Never smoked/No longer smoke (Base Category)

81.39

77.65

83.59

 Smoke less often than weekly

1.53

1.36

1.82

 Smoke at least weekly (but not daily)

1.80

1.53

2.26

 Smoke daily

15.28

13.34

18.28

 Number of cigarettes usually smoked each week

14.95

(42.47)

12.9

17.2

  1. Note: The Table 2 presents summary statics of the variables used in the fully-adjusted fixed effects models for the SF36 mental and general health outcomes across 11 waves (wave 5–15) of HILDA data