Table 3 |
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|
Age-standardized prevalence rates (95% CI), OR, PR, and RII of current cigarette smoking by calendar year, gender, and socioeconomic position indicators: 147,805 South Korean men and women aged 25–64 from 1999, 2003, 2006 Social Statistics Survey |
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|
1999 |
2003 |
2006 |
p for trend |
|
|
|
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|
Men |
69.9 (68.8–70.9) |
58.9 (57.9–59.9) |
56.1 (55.1–57.0) |
|
|
Occupational class |
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|
Non-manual |
61.7 (59.7–63.8) |
50.7 (48.9–52.4) |
47.7 (46.0–49.3) |
|
|
Manual |
73.6 (72.2–75.0) |
63.2 (61.9–64.6) |
61.0 (59.6–62.4) |
|
|
Others |
70.6 (67.3–73.9) |
61.3 (58.2–64.4) |
59.2 (56.1–62.3) |
|
|
OR (95% CI) of manual vs. non-manual |
1.72 (1.62–1.84) |
1.67 (1.57–1.77) |
1.71 (1.61–1.82) |
0.890 |
|
OR (95% CI) of others vs. non-manual |
1.28 (1.17–1.40) |
1.35 (1.24–1.47) |
1.38 (1.27–1.51) |
0.202 |
|
PR (95% CI) of manual vs. non-manual |
1.17 (1.15–1.20) |
1.23 (1.20–1.26) |
1.27 (1.23–1.30) |
< 0.0001 |
|
PR (95% CI) of others vs. non-manual |
1.06 (1.03–1.09) |
1.10 (1.07–1.15) |
1.13 (1.08–1.17) |
0.009 |
|
Education |
||||
|
College or higher |
61.2 (59.2–63.1) |
50.4 (48.9–52.0) |
48.5 (47.0–50.0) |
|
|
High school |
72.5 (70.8–74.2) |
63.1 (61.5–64.6) |
61.5 (59.8–63.1) |
|
|
Middle school or less |
74.0 (70.7–77.2) |
65.5 (60.9–70.1) |
64.2 (58.3–70.0) |
|
|
RII (95% CI) by logistic regression |
2.69 (2.41–3.00) |
2.82 (2.55–3.12) |
2.83 (2.55–3.13) |
0.524 |
|
RII (95% CI) by log-binomial regression |
1.31 (1.27–1.35) |
1.51 (1.46–1.57) |
1.58 (1.51–1.64) |
< 0.0001 |
|
|
||||
|
Women |
3.1 (2.9–3.4) |
2.9 (2.7–3.1) |
3.2 (3.0–3.4) |
|
|
Occupational class |
||||
|
Non-manual |
1.9 (0.9–2.9) |
1.3 (0.9–1.8) |
1.5 (1.1–1.9) |
|
|
Manual |
4.1 (3.7–4.5) |
3.9 (3.4–4.4) |
4.6 (4.1–5.2) |
|
|
Others |
2.6 (2.3–3.0) |
3.0 (2.7–3.3) |
3.0 (2.6–3.3) |
|
|
OR (95% CI) of manual vs. non-manual |
1.74 (1.28–2.37) |
2.28 (1.70–3.05) |
2.61 (2.02–3.38) |
0.071 |
|
OR (95% CI) of others vs. non-manual |
1.19 (0.87–1.63) |
2.01 (1.51–2.69) |
1.84 (1.42–2.38) |
0.058 |
|
PR (95% CI) of manual vs. non-manual |
1.71 (1.26–2.32) |
2.24 (1.68–2.98) |
2.55 (1.98–3.27) |
0.072 |
|
PR (95% CI) of others vs. non-manual |
1.20 (0.88–1.63) |
1.99 (1.49–2.64) |
1.81(1.41–2.33) |
0.063 |
|
Education |
||||
|
College or higher |
1.9 (1.1–2.7) |
1.6 (1.1–2.2) |
1.6 (1.2–2.0) |
|
|
High school |
2.8 (2.4–3.2) |
3.2 (2.9–3.6) |
3.9 (3.5–4.4) |
|
|
Middle school or less |
3.8 (3.2–4.3) |
4.1 (3.0–5.2) |
7.5 (4.5–10.5) |
|
|
RII (95% CI) by logistic regression |
2.28 (1.63–3.19) |
3.28 (2.38–4.53) |
3.52 (2.60–4.78) |
0.067 |
|
RII (95% CI) by log-binomial regression |
2.22 (1.61–3.08) |
3.17 (2.32–4.34) |
3.39 (2.52–4.56) |
0.066 |
|
|
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|
CI = confidence intervals; OR = odds ratio; PR = prevalence ratio; RII = relative index of inequality. |
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|
Khang et al. BMC Public Health 2008 8:66 doi:10.1186/1471-2458-8-66 |
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