Table 1.
Summary results of moderator analyses for the prevalence ratio estimates
| 95 % CI | |||||
|---|---|---|---|---|---|
| k | PR | Lower limit | Upper limit | ANOVA/meta-regression results | |
| Gender | |||||
| Female | 19 | 0·791 | 0·726 | 0·861 | Q B(2)=19·975, P<0·01; R 2=0·091 |
| Male | 19 | 0·862 | 0·794 | 0·936 | |
| Mixed | 18 | 0·828 | 0·754 | 0·909 | |
| Weight status category | |||||
| Overweight | 24 | 0·855 | 0·787 | 0·929 | Q B(2)=39·006, P<0·01; R 2=0·145 |
| Obese | 24 | 0·799 | 0·706 | 0·904 | |
| Mixed | 12 | 0·805 | 0·730 | 0·888 | |
| Weight status screening tools | |||||
| CDC | 10 | 0·831 | 0·741 | 0·932 | Q B(2)=25·076, P<0·01; R 2=0·117 |
| IOTF | 14 | 0·760 | 0·683 | 0·845 | |
| WHO | 3 | 1·006 | 0·547 | 1·849 | |
| National-specific standard | 7 | 0·886 | 0·822 | 0·956 | |
| Age | |||||
| B PR | 36 | −0·051 | −0·096 | −0·005 | Q regression=4·727, P<0·05; R 2=0·125 |
k, number of studies; PR, prevalence ratio; CDC, Centers for Disease and Control; IOTF, International Obesity Task Force; B PR, meta-regression coefficient; Q B, between-group heterogeneity statistic to test the effect of the moderator variable on the prevalence rates; R 2, proportion of variance accounted for by the moderator variable; Q regression, heterogeneity accounted for by the regression model.