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Table 5 Frequency distributions of sleep duration (in hours) in CHARLS vs. CLHLS for older adults of age 65 and above

From: Sleep duration and sleep disturbances in association with falls among the middle-aged and older adults in China: a population-based nationwide study

CHARLS

CLHLS

Sleep Duration in Hours

(night + nap after lunch)

Sleep Duration in Hours

(night + nap at any time)

≤ 5

24.6%

≤ 5

13.1%

6–7

32.5%

6

16.2%

7

18.0%

8

24.7%

8

28.0%

9–10

9.1%

9

9.2%

  

≥10

15.5%

≥ 11

9.1%

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