Fig. 3
From: Improving assessment of child growth in a pediatric hospital setting
Weight-for-age z-score distribution for children under 5 years, preA and postB intervention. WAZ: Weight-for-age z-score (WAZ) The vertical bars represent measured data, the solid line represents the expected distribution of z-scores, and the dashed line represents ±2 standard deviations. Panel a depicts the pre-intervention distribution while panel b depicts the post-intervention distribution. World Health Organization standard deviation ranges for data quality assessment for WAZ 1.17–1.46 [13]