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Table 1 Summary Statistics for All Variables: Chinese Oldest-Old Aged 85–105 (N = 3416)

From: Health lifestyles and Chinese oldest-old’s subjective well-being—evidence from a latent class analysis

Variables

Mean (or %)

SD

N

Health lifestyle variables

 1) If R eats fresh fruit almost everyday

  

3349

  Yes

13.5

  

  No

86.5

  

 2) If R eats fresh vegetables almost everyday

  Yes

49.1

 

3347

  No

50.9

  

 3) If R drinks tea almost everyday

  Yes

17.2

 

3321

  No

82.8

  

 4) If R smoked before and is still a smoker

  

3416

  Yes

24.9

  

  No

75.1

  

 5) If R drank before and is still a drinker

  

3416

  Yes

21.3

  

  No

78.7

  

 6) R’s quality of sleep

  

3347

  Good

60.4

  

  Poor

39.1

  

 7) If R normally sleeps at least 8 h

  

3314

  Yes

55.3

  

  No

44.7

  

 8) If R exercised during the past and still exercises at present

  

3416

  Yes

26.8

  

  No

73.2

  

 9) If R participates active leisure activities

  

3416

  Yes

48.4

  

  No

51.6

  

 10) If R participates sedentary leisure activities

  

3416

  Yes

41.7

  

  No

58.3

  

Subjective well-being variables

 Self-rated life

3.8

0.7

2979

 Positive feelings index

7.2

1.6

2616

 Negative feelings index

7.0

2.3

2715

Control variables

 R’s characteristics

 Age (mean)

93.1

5.7

3416

 Gender (male =1)

  

3416

  Male

40.7

  

  Female

59.3

  

 Rural/urban residence (urban =1)

  

3416

  Urban

42.7

  

  Rural

57.3

  

 R’s reported years of schooling (mean)

1.5

2.8

3364

 R’s household per capita income

15,832.8

17,233.8

2388

 R’s had professional or administrative job before age 60

  

3115

  Yes

5.7

  

  No

94.3

  

 R’s self-rated health (mean)

3.3

0.9

2977

 If R has ADL disability

  

3416

  Yes

34.8

  

  No

65.2

  

 If R’s spouse died in past three years

  

2387

  Yes

21.3

  

  No

78.7

  

 If R lived alone

  

3334

  Yes

19.8

  

  No

80.2

  

 R’s Parental characteristics

 Whether R often went to bed hungry in childhood

  

2977

  Yes

77.4

  

  No

22.6

  
  1. Notes: Some sub-categories may not add up to 100% due to rounding. R represents respondent
  2. Source: Chinese Longitudinal Healthy Longevity Survey (CLHLS) 2014 data