Low insulin-like growth factor 1 is associated with low high-density lipoprotein cholesterol and metabolic syndrome in Chinese nondiabetic obese children and adolescents: a cross-sectional study

Table 2 Clinical and laboratory characteristics in the two groups of subjects using1.03 mmol/L as a threshold value for HDL-C

Characteristics	HDL-C <1.03 mmol/L (n = 22)	HDL-C ≥ 1.03 mmol/L (n = 98)	P value
Age (yr)	12.1(1.13)	12.09(1.4)	0.992
Male/Female, (n)	16/6	85/13	0.115^a
Prepuberty/Puberty,(n)	14/8	67/31	0.802^a
IGF-1SDS	−1.19(1.4)	−0.14(1.27)	0.001*
SBP (mmHg)	121.14(12.43)	121.07(13)	0.963
DBP (mmHg)	80.05(9.37)	78.51(10.65)	0.534
Height SDS	1.18(0.67–1.83)	1.02(0.3–1.97)	0.722^a
BMISDS	2.85(0.82)	2.68(0.77)	0.34
HOMA-IR	6.37(4.05)	6.34(3.77)	0.955
FPG (mmol/L)	5.08(0.47)	5.08(0.43)	0.989
TC (mmol/L)	4.12(0.76)	4.46(0.93)	0.105
TG (mmol/L)	2.22(1.47)	1.22(0.53)	<0.001*
LDL-C (mmol/L)	2.43(0.47)	2.55(0.63)	0.393
UA(μmol/L)	399.32(95.85)	383.85(96.52)	0.491
ALT((U/L))	23.5(19.75–37.25)	26.00(17.75–40.00)	0.807^a

SBP, HOMA-IR, total cholesterol, triglycerides, uric acid were log transformed for statistical analysis, but values in the table represent a back transformation to the original
* P < 0.05, ^aMann-Whitney U test or the chi-square test

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