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Table 1 Descriptive statistics of the study participants with the prevalence of depressive symptoms

From: Neighborhood farm density, types of agriculture, and depressive symptoms among older farmers: a cross-sectional study

  Total Men Women
  Number of participants (prevalence of depressive symptoms (%))
Individual-level variables
Age
  65–74 86,815 (15.8) 42,005 (16.4) 44,810 (15.2)
  75–84 51,792 (18.1) 24,757 (18.3) 27,035 (17.9)
   > =85 8942 (23.6) 4226 (22.6) 4716 (24.5)
Education
   < =9 years 46,205 (21.9) 20,229 (23.4) 25,976 (20.8)
   >  9 years 99,621 (14.7) 50,120 (14.9) 49,501 (14.5)
  Missing 1723 (23.4) 639 (25.4) 1084 (22.2)
Equivalized household income tertile (10,000 yen/year)
  High (247.49 < =) 51,919 (10.0) 27,298 (10.0) 24,621 (10.0)
  Middle (159.1–245.97) 33,392 (16.9) 17,322 (17.9) 16,070 (15.9)
  Low (<=158.77) 33,475 (25.2) 15,152 (26.8) 18,323 (23.8)
  Missing 28,763 (20.5) 11,216 (22.0) 17,547 (19.5)
Living alone
  No 118,902 (15.2) 60,990 (15.2) 57,912 (15.2)
  Yes 21,432 (26.5) 7080 (35.4) 14,352 (22.1)
  Missing 7215 (19.2) 2918 (19.6) 4297 (18.9)
Having spouse
  Yes 107,232 (14.6) 60,203 (14.9) 47,029 (14.2)
  No 37,885 (23.3) 9665 (31.5) 28,220 (20.5)
  Missing 2432 (29.0) 1120 (33.3) 1312 (25.4)
Longest occupation
  Not farmer 126,855 (16.7) 62,189 (17.1) 64,666 (16.3)
  Farmer 5378 (19.1) 2771 (19.3) 2607 (18.9)
  Missing 15,316 (19.3) 6028 (19.7) 9288 (19.1)
Area-level variables
Population density quintile (person/km2)
  Highest (11,759.42–37,915.64) 29,761 (17.2) 14,229 (18.0) 15,532 (16.4)
  High (7431.47–11,753.88) 30,522 (16.4) 14,964 (16.9) 15,558 (15.8)
  Middle (4868.92–7426.45) 29,209 (16.8) 14,155 (17.0) 15,054 (16.6)
  Low (3476.89–4842.1) 29,537 (16.7) 14,094 (17.0) 15,443 (16.3)
  Lowest (795.82–3456.73) 28,520 (18.4) 13,546 (18.2) 14,974 (18.5)
Area
  Tokai 62,932 (16.3) 30,440 (16.9) 32,492 (15.8)
  Hokkaido 8486 (16.6) 4048 (16.2) 4438 (16.9)
  Tohoku 7386 (20.6) 3479 (19.8) 3907 (21.4)
  Hokuriku 6796 (18.7) 3314 (18.2) 3482 (19.2)
  Kanto and higashiyama 35,974 (16.4) 17,651 (16.6) 18,323 (16.2)
  Kinki 9426 (17.5) 4583 (19.4) 4843 (15.8)
  Kyushu 16,549 (19.0) 7473 (19.4) 9076 (18.7)
Daylight hours tertile (hours/year)
  Short (1393.76–1886.62) 49,348 (16.9) 23,672 (17.4) 25,676 (16.3)
  Middle (1886.68–2060.44) 49,797 (16.2) 24,481 (16.9) 25,316 (15.6)
  Long (2060.46–2177.88) 48,404 (18.1) 22,835 (18.0) 25,569 (18.2)
Total 147,549 (17.1) 70,988 (17.4) 76,561 (16.7)
Area-level quantitative variables (unstandardized value) Mean (standard deviation) Minimum Maximum
Animal husbandry farm density (/1000 persons) 0.51 (2.89) 0.00 58.30
Crop farm density (/1000 persons) 16.76 (82.37) 0.00 1821.40
Amount of rain fall (mm/year) 1533.51 (228.93) 829.75 2829.45
Mean slope angle (%) 7.19 (10.15) 0.00 73.11