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Table 1 Descriptive statistics for measures in a population-based analysis of the sample

From: Contextual effects of social integration and disintegration on health status: evidence from South Korea

Characteristics Categories Sample Range Mean a
Min Max
Individual-level (L1, N = 6909)
 Region, % Town 2282    33.0%
City 2362    34.2%
Metropolis 2265    32.8%
 Gender, % Men 3341    48.4%
Women 3568    51.6%
 Age (yrs) 20–29 1113    16.1%
30–39 1995    28.9%
40–49 2094    30.3%
50–59 1164    16.8%
> = 60 543    7.9%
 Educational attainment Elementary school 25    0.4%
Middle school 52    0.8%
High school 1686    24.4%
College 4499    65.1%
Postgraduate 647    9.4%
 Annual income (KRW)b > 10,000 K 1312    19.0%
10,000 ~ 19,999 K 815    11.8%
20,000 ~ 29,999 K 1406    20.4%
30,000 ~ 39,999 K 1181    17.1%
40,000 ~ 49,999 K 740    10.7%
50,000 ~ 59,999 K 566    8.2%
60,000 ~ 69,999 K 331    4.8%
70,000 ~ 79,999 K 232    3.4%
80,000 ~ 89,999 K 135    2.0%
90,000 ~ 99,999 K 81    1.2%
> 100,000 K 110    1.6%
 Self-rated health status High 4285    62.0%
Low 2624    38.0%
Community-level (L2, J = 229)c
 NBMI (2017)   228 0.02 67.7 14.87 (±9.81)
 GRDP (2016)   223 287 K 59,981 K 7166 K (±9064 K)
 TFR (2017)   227 0.646 2.099 1.16 (±0.262)
 NFMC (2017)   226 8 13,471 2069.7 (±2128.5)
 ROPH (2017)   229 18.5 46.0 30.8 (±5.2)
  1. aContinuous variables are presented in mean (standard deviation) and categorical variables in percent (%)
  2. bEquivalized annual income; KRW (Korean Won) 10,000 K = USD $8253.82 (Feb, 2020)
  3. cNBMI (the number of beds of medical institution per 1000 people; GRDP (gross regional domestic product); TFR (the total fertility rate); NFMC (the number of four major crime); ROPH (the ratio of one-person households)