The Relationship between Red Blood Cell Distribution Width and Incident Diabetes in Chinese Adults: A Cohort Study

Table 1

Baseline characteristics of 16,971 Chinese adults across red blood cell distribution width quartile groups.

Variables	Red blood cell distribution width group (%)				value
	Q1; ≤12.2	Q2; 12.3~12.6	Q3; 12.7~13.1	Q4; ≥13.2
Sample,	4,574	3,616	4,197	4,584	—
Sex, women (%)	39.9	38.7	38.0	47.9	<0.001
Age (y)					<0.001
Body mass index (kg/m^2)					<0.001
Systolic blood pressure (mmHg)					<0.001
Diastolic blood pressure (mmHg)					<0.001
Total cholesterol (mmol/L)					<0.001
Triglyceride (mmol/L)	1.12 (0.79, 1.67)	1.16 (0.8, 1.7)	1.16 (0.81, 1.72)	1.09 (0.75, 1.61)	<0.001
High-density lipoprotein cholesterol (mmol/L)					<0.001
Low-density lipoprotein cholesterol (mmol/L)					0.02
Estimated glomerular filtration rate (mL/min per 1.73 m^2)					<0.001
White blood cell count (10^9/L)					<0.001
Alanine transferase (U/L)	17 (12, 26)	18 (13, 26)	17 (13, 25)	16 (11, 24)	<0.001
Aspartate transferase (U/L)					0.04
Red blood cell count (10^12/L)					<0.001
Hemoglobin (g/L)					<0.001
Hematocrit (10^9/L)					<0.001
High-sensitivity c-reactive protein (mg/L)	0.53 (0.26, 1.04)	0.6 (0.3, 1.18)	0.63 (0.32, 1.27)	0.61 (0.3, 1.34)	<0.001

Note: abnormal distribution; data were presented as medium plus quartile range.