①SGA-I with catch-up growth (n=40; 23F, 17M) | Birth length SDS< −2, Height SDSCorrected>−2 and △BMI SDS>0. |
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②SGA-II with catch-up growth ( n =16; 7F, 9M) | Birth length SDS< −2, Height SDSCorrected>−2 and △BMI SDS≤0 |
③SGA-I without catch-up growth ( n =37; 16F, 21M) | Birth length SDS< −2, Height SDSCorrected≤−2 and △Height SDS≤0 and △BMI SDS>0 |
④SGA-II without catch-up growth ( n =18; 8F, 10M) | Birth length SDS< −2, Height SDSCorrected≤−2 and △Height SDS≤0 and △BMI SDS≤0 |
⑤AGA( n =52; 23F, 29M) | Birth length SDS≥ −2 and ≤2, Height SDSCorrected>−2 |