Association between hemoglobin within the normal range and hemoglobin A1c among Chinese non-diabetes adults

BMC Endocrine Disorders

Table 3 Association between hemoglobin (g/dL) and hemoglobin A1c (%), stratified by age and sex

	Unadjusted model β (95% CI)	Minimally adjusted model β (95% CI)	Fully adjusted model β (95% CI)
Stratified by age
20–34 years	0.009 (−0.011, 0.030)	− 0.011 (− 0.043, 0.022)	−0.052 (− 0.091, − 0.013)^**
35–49 years	0.025 (0.010, 0.040)^**	0.012 (− 0.011, 0.036)	−0.041 (− 0.068, − 0.014)^**
Stratified by sex
Men	− 0.006 (− 0.033, 0.022)	−0.005 (− 0.032, 0.023)	−0.042 (− 0.074, − 0.010)^**
Women	0.021 (− 0.006, 0.047)	0.016 (− 0.011, 0.043)	−0.042 (− 0.073, − 0.012)^**

Unadjusted model: no covariates were adjusted
Minimally adjusted model: age and sex were adjusted
Fully adjusted model: age, sex, smoking behavior, alcohol consumption, body mass index, blood glucose, white blood cell count, and red blood cell count were adjusted
Sex is not adjusted in the subgroup analysis stratified by sex
^* P < 0.05, ^** P < 0.01, ^*** P < 0.001

ISSN: 1472-6823