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Table 5 Comparison of IGF-1 SDS in normal weight subgroup

From: Factors affecting bone maturation in Chinese girls aged 4–8 years with isolated premature thelarche

  IGF-1 SDS<0SD IGF-1 SDS ≥ 0SD p-value
Number of girls 120 110 -
BA-CA (years) 1.60 ± 0.83 1.90 ± 0.93 0.009
BMI SDS 0.05 ± 0.68 0.17 ± 0.66 0.177
  1. Data presented as mean ± standard deviation
  2. IGF-1 Insulin-like growth factor-1, SDS Standard deviation score, BA-CA Bone age minus chronological age, BMI Body mass index