Real dataset taken from Tortella-Feliu et al. (2019).
df.radua2019The dataset contains the following variables:
| meta_review | name of the first author of the meta-analysis. |
| factor | name of the risk factor. |
| author | first study author of the individual studies. |
| year | year of publication of the individual studies. |
| multiple_es | indicates the reason of the presence of multiple effect sizes |
| (due to multiple groups or outcomes) per study. | |
| measure | type of effect size. |
| value | value of the effect size. |
| ci_lo | lower bound of the 95% confidence interval. |
| ci_up | upper bound of the 95% confidence interval. |
| n_cases | number of cases. |
| n_controls | number of controls. |
| n_exp | number of participants in the exposed group (sum of the number of cases |
| and controls in the exposed group). | |
| n_nexp | number of participants in the non-exposed group (sum of the number of cases |
| and controls in the non-exposed group). | |
| n_cases_exp | number of cases in the exposed group. |
| n_controls_exp | number of controls in the exposed group. |
| n_cases_nexp | number of cases in the non-exposed group. |
| n_controls_nexp | number of controls in the non-exposed group. |
| mean_cases | means of participants in the experimental arm. |
| sd_cases | standard deviation of participants in the experimental arm. |
| mean_controls | means of participants in the control arm. |
| sd_controls | standard deviation of participants in the control arm. |
| amstar | AMSTAR score of the meta-analysis |