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Table 4 Association between socioeconomic status and prolonged TV viewing time in women (n=1577): NIPPONDATA2010

From: Association between socioeconomic status and prolonged television viewing time in a general Japanese population: NIPPON DATA2010

    Model 1 Model 2 Model 3
n %a OR 95%CI OR 95%CI OR 95%CI
<60 years
 Employment status
  Working 474 9.3   (ref.)   (ref.)   (ref.)
  Not working 266 25.6 3.38 (2.23–5.12) 3.35 (2.20–5.10) 3.77 (2.43–5.84)
 Educational attainment
  High (13≤) 378 11.1   (ref.)   (ref.)   (ref.)
  Middle (10–12) 310 18.1 1.72 (1.12–2.66) 1.65 (1.06–2.57) 1.72 (1.09–2.71)
  Low (<10) 52 26.9 2.84 (1.41–5.70) 2.69 (1.31–5.52) 2.63 (1.21–5.69)
 Living status
  Living with spouse 563 14.6   (ref.)   (ref.)   (ref.)
  Living with others 145 17.1 1.40 (0.83–2.34) 1.39 (0.83–2.34) 1.95 (1.11–3.41)
  Living alone 32 15.6 1.05 (0.39–2.82) 1.07 (0.40–2.91) 1.26 (0.43–3.68)
 Equivalent household expenditure
  1st tertile 210 14.8   (ref.)   (ref.)   (ref.)
  2nd tertile 272 17.6 1.20 (0.73–1.96) 1.24 (0.75–2.05) 1.46 (0.86–2.47)
  3rd tertile 258 12.8 0.81 (0.48–1.38) 0.83 (0.48–1.42) 0.89 (0.50–1.56)
≥60 years
 Employment status
  Working 185 14.6   (ref.)   (ref.)   (ref.)
  Not working 652 40.8 3.93 (2.51–6.13) 3.88 (2.48–6.09) 4.21 (2.65–6.70)
 Educational attainment
  High (13≤) 100 20.0   (ref.)   (ref.)   (ref.)
  Middle (10–12) 410 34.6 2.08 (1.22–3.54) 2.13 (1.25–3.65) 2.00 (1.15–3.49)
  Low (<10) 327 40.1 2.49 (1.44–4.28) 2.61 (1.50–4.52) 2.34 (1.32–4.16)
 Living status
  Living with spouse 535 31.0   (ref.)   (ref.)   (ref.)
  Living with others 130 33.8 1.06 (0.70–1.62) 1.10 (0.72–1.67) 1.07 (0.68–1.67)
  Living alone 172 48.3 1.90 (1.31–2.76) 1.89 (1.30–2.77) 1.84 (1.22–2.75)
 Equivalent household expenditure
  1st tertile 279 38.0   (ref.)   (ref.)   (ref.)
  2nd tertile 286 32.9 0.82 (0.57–1.16) 0.79 (0.56–1.13) 0.72 (0.49–1.05)
  3rd tertile 272 34.2 0.87 (0.61–1.23) 0.85 (0.59–1.21) 0.83 (0.57–1.22)
  1. TV, television; OR, odds ratio; CI, confidence intervals
  2. aProportion of defined as participants who viewed TV over 4 h
  3. Model l was adjusted for age for each socioeconomic factor
  4. Model 2 was adjusted for model 1 plus alcohol drinking habit, smoking habit, exercise habit, and past history
  5. Model 3 was adjusted for all socioeconomic factor (employment status, educational attainment, living status, equivalent household expenditure), age, alcohol drinking habit, smoking habit, exercise habit, and past history, simultaneously