The prevalence of obesity was increased in men in their 40s, and despite a high subjective obesity awareness rate (p<0.05), this group showed a decreasing trend on weight loss attempt (p<0.05), which further escalates the prevalence of obesity.
Over the last 9 years, the prevalence of obesity increased sharply among men while that in women showed a trend of gradual increase.
The prevalence of underweight women in their 20s remained high in the last 9 years, and there was an increasing trend in the proportion of those who perceived themselves to be fat even though their body weight was not classified as obese.