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Table 1 Participants’ basic characteristics

From: The relationship between vitamin D status and islet function in patients with type 2 diabetes mellitus

 

All participants

n

174

Male (n, %)

122 (68.5%)

Age (years)

53.0 ± 10.6

BMI (kg/m2)

25.69 ± 3.29

History of DM

64 (36.8%)

DM course (years)

 0–1

34 (14.7%)

 1–10

74 (31.9%)

 10–20

49 (21.1%)

 ≥ 20

17 (7.3%)

Hypertension

70 (40.2%)

Smoking

65 (37.4%)

Drinking

53 (30.5%)

Usage of insulin

54 (31.0%)

HbA1c (%)

9.1 (7.6, 10.9)

FBG (mmol/L)

6.49 (5.65, 7.85)

FCP (ng/mL)

1.66 (1.12, 2.47)

TC (mmol/L)

4.72 (4.06, 5.55)

TG (mmol/L)

1.43 (0.98, 2.19)

HDL-C (mmol/L)

1.05 (0.90, 1.18)

LDL-C (mmol/L)

3.09 (2.62, 3.73)

ApoA1 (mmol/L)

1.23 (1.12, 1.37)

ApoB (mmol/L)

0.80 (0.70, 0.98)

Total protein (g/L)

68.58 ± 5.80

Albumin (g/L)

41.59 ± 2.87

25OHD (ng/mL)

18.37 (13.36, 23.85)

OC (ng/mL)

12.00 (9.64, 15.61)

β-CTX (ng/mL)

0.35 (0.24, 0.52)

P1NP (ng/mL)

37.33 (29.25, 50.73)

PTH (pg/mL)

35.52 (25.00, 46.57)

Modified HOMA-β

451.30 (285.19, 633.52)

  1. Counting data were expressed as number (percentages, %). Measurement data for normal distribution were expressed as (mean ± SD). Measurement data for skewed distribution are expressed as median (interquartile range)
  2. ApoA1 apolipoprotein A1, ApoB apolipoprotein B, BMI body mass index, DM diabetes mellitus, FBG fasting blood glucose, FCP fasting C-peptide, HbA1c glycated hemoglobin, HDL-C high-density lipoprotein cholesterol, HOMA homeostasis model assessment, LDL-C low-density lipoprotein cholesterol, 25OHD 25-hydroxyvitamin D, TC total cholesterol, TG triglyceride, OC osteocalcin, β-CTX β-C-terminal cross-linked telopeptide of type I collagen, P1NP procollagen type 1 N-terminal propeptide, PTH parathyroid hormone