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Table 1 Basic information on the surveyed municipalities

From: Age and gender differences in the association between social participation and instrumental activities of daily living among community-dwelling elderly

 

A City

B City

Total population as of October 2014

68,168

78,273

Population density as of October 2014 (person/km2)

4136.4

3226.4

Population aging rate as of October 2014

26.7%

20.6%

No. of distributed questionnaires

17,615

15,210

No. of submitted questionnaires

11,870

10,975

Response rate

67.4%

72.2%

No. of subjects with dependent BADL

1949

1565

No. of subjects with missing data on BADL, IADL, and/or SP

984

667

No. of analytical subjects

8937

8743

Age of analytical subjects (mean, median, range)

72.9, 72.0, 65–98

72.9, 72.0, 65–100

Male prevalence of analytical subjects

45.7%

47.6%

  1. BADL basic activities of daily living, IADL instrumental activities of daily living, SP social participation