Table 2.
Age-adjusted prevalence a (95s% CI) of weight perception and weight control behavior by gender in the KNHANES 2007–2009
| Men |
Women |
|||||
|---|---|---|---|---|---|---|
| non-obese | obese | total | non-obese | obese | total | |
| Weight perception b | ||||||
| Accurate | 57.5 (56.6–58.4) |
79.3 (78.2–80.3) |
65.7 (65.0–66.4) |
54.9 (54.2–55.6) |
88.6 (87.9–89.3) |
62.9 (62.3–63.5) |
| Under-perception | 26.9 (26.0–27.7) |
20.7 (19.7–21.8) |
24.5 (23.9–25.2) |
11.9 (11.4–12.3) |
11.4 (10.7–12.1) |
11.9 (11.5–12.2) |
| Weight control behavior c | ||||||
| Appropriate | 34.0 (33.0–35.0) |
57.7 (56.5–58.9) |
43.0 (42.2–43.8) |
56.4 (55.6–57.1) |
66.9 (65.7–68.1) |
59.7 (59.1–60.4) |
| Inappropriate d | 12.7 (12.0–13.4) |
9.4 (8.7–10.1) |
11.6 (11.1–12.1) |
2.2 (2.0–2.4) |
5.9 (5.2–6.6) |
3.1 (2.9–3.3) |
| No active e | 53.3 (52.3–54.2) |
32.9 (31.7–34.1) |
45.4 (44.6–46.1) |
41.4 (40.7–42.2) |
27.2 (26.0–28.4) |
37.2 (36.5–37.8) |
a
Age-adjustment by direct standardization to the year 2005 Korean census population.
b
Participants with weight overperception were omitted.
c
Underweight participants (BMI < 18.5 kg/m2) were excluded from analyses.
d
For obese parti cipants (BMI ≥ 25 kg/m2): 'tried to gain weight' or 'tried to maintain weight'; for non-obese: 'tried to gain weight'.
e
For obese and nonobese participants: 'did nothing about weight'.