KNHANES | ||||
III 2005 | IV 2007–2009 | V 2010–2012 | VI 2013–2014 | |
Men | ||||
Education (year) | ||||
≥13 | 1 | 1 | 1 | 1 |
10–12 | 1.12 (0.68 to 1.82) | 1.06 (0.82 to 1.36) | 1.12 (0.88 to 1.43) | 1.08 (0.81 to 1.42) |
7–9 | 0.72 (0.29 to 1.79) | 1.16 (0.80 to 1.69) | 1.05 (0.77 to 1.44) | 0.91 (0.54 to 1.52) |
≤6 | 1.02 (0.55 to 1.91) | 0.83 (0.57 to 1.23) | 1.09 (0.74 to 1.60) | 0.92 (0.58 to 1.45) |
RII (95% CI) | 0.89 (0.42 to 1.87) | 1.00 (0.67 to 1.51) | 1.14 (0.79 to 1.65) | 0.93 (0.57 to 1.53) |
p For trend | 0.906 | |||
Income | ||||
Q1 (highest) | 1 | 1 | 1 | 1 |
Q2 | 0.54 (0.29 to 1.01) | 0.86 (0.63 to 1.17) | 0.64 (0.48 to 0.85) | 1.15 (0.81 to 1.64) |
Q3 | 0.87 (0.46 to 1.66) | 0.88 (0.66 to 1.18) | 0.97 (0.74 to 1.28) | 0.81 (0.56 to 1.18) |
Q4 (lowest) | 0.98 (0.54 to 1.78) | 1.02 (0.77 to 1.35) | 0.93 (0.71 to 1.21) | 0.85 (0.59 to 1.23) |
RII (95% CI) | 1.14 (0.48 to 2.72) | 1.02 (0.71 to 1.48) | 1.08 (0.76 to 1.54) | 0.72 (0.45 to 1.14) |
p For trend | 0.301 | |||
Women | ||||
Education (year) | ||||
≥13 | 1 | 1 | 1 | 1 |
10–12 | 0.95 (0.47 to 0.91) | 0.76 (0.56 to 1.02) | 1.31 (0.99 to 1.73) | 0.84 (0.62 to 1.15) |
7–9 | 0.66 (0.30 to 1.44) | 0.74 (0.52 to 1.05) | 1.12 (0.80 to 1.56) | 0.95 (0.63 to 1.43) |
≤6 | 0.69 (0.31 to 1.57) | 0.83 (0.58 to 1.19) | 1.19 (0.84 to 1.67) | 0.95 (0.63 to 1.43) |
RII (95% CI) | 0.64 (0.27 to 1.53) | 0.85 (0.58 to 1.24) | 1.08 (0.75 to 1.54) | 0.85 (0.55 to 1.33) |
p For trend | 0.499 | |||
Income | ||||
Q1 (highest) | 1 | 1 | 1 | 1 |
Q2 | 0.82 (0.47 to 1.44) | 0.88 (0.67 to 1.17) | 0.98 (0.77 to 1.24) | 0.79 (0.58 to 1.09) |
Q3 | 0.65 (0.36 to 1.17) | 0.97 (0.73 to 1.28) | 0.93 (0.72 to 1.19) | 1.29 (0.95 to 1.75) |
Q4 (lowest) | 0.96 (0.59 to 1.54) | 1.08 (0.82 to 1.42) | 1.12 (0.88 to 1.42) | 1.02 (0.76 to 1.37) |
RII (95% CI) | 0.87 (0.44 to 1.70) | 1.13 (0.79 to 1.61) | 1.14 (0.84 to 1.54) | 1.24 (0.85 to 1.81) |
p For trend | 0.397 |
KNHANES, Korean National Health and Nutrition Examination Survey; RII, relative index of inequality; SES, socioeconomic status.