Table 2 Factors with the heterogeneity of food hygiene practice among food handlers in the current meta-analysis based on univariate meta-regression
Variable | Coefficient | p value | 95% CI |
|---|---|---|---|
Year of publication | − 2.87 | 0.038 | − 5.59, − 0.152 |
Sample size | 0.01 | 0.749 | − 0.05, 0.072 |
Response rate | − 0.667 | 0.772 | − 5.19, 3.852 |
The quality score of the study | − 7.154 | 0.265 | − 19.76, 5.437 |