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. 2021 Jun 9;21:271. doi: 10.1186/s12887-021-02747-4

Fig. 1.

Fig. 1

Flowchart of the exclusion process of the cross-sectional study. Abbreviations: BMI, body mass index; SDS, standard deviation score; ALT, alanine aminotransferase. * Weight ≤ 200 kg, BMI < 80 kg/m2, height-for-age z-score is between − 5 and 5. ** ALT ≥361 U/L