Fig. 2
From: Unravelling the skillset of point-of-care ultrasound: a systematic review
Forest plot of the pooled correlations of the included studies divided by cognitive domain. R correlation coefficient. 95% CI 95% Confidence Interval. R2 determination coefficient. The pointed line represents the pooled correlation of the random effects model of all included studies, the grey box represents the weight of the studies. I2 fraction of variance due to heterogeneity. T2 the estimated standard deviation of underlying effects across the studies