Table 1 Baseline characteristics according to the levels of beta-hydroxybutyrate.

From: Association between serum beta-hydroxybutyrate levels and risk of type 2 diabetes mellitus in patients with impaired fasting glucose

Variables

 

Group I

Group II

Total (n= 453)

βHB<0.050 (n= 240)

0.050 ≤βHB (n= 213)

Demographics

   

Age (years)

53.8 (9.6)

54.1(9.6)

53.5 (9.7)

<45 (n, %)

85 (18.8)

44 (18.3)

41 (19.2)

45-55 (n, %)

151 (33.3)

79 (32.9)

72 (33.8)

55-65 (n, %)

154 (34.0)

82 (34.2)

72 (33.8)

65-75 (n, %)

59 (13.0)

32 (13.3)

27 (12.7)

≥75 (n, %)

4 (0.9)

3 (1.3)

1 (0.5)

Male (n, %)

215 (47.5)

119 (50.0)

96 (45.1)

Body mass index, (kg/m2)

24.9 (3.0)

25.1 (2.7)

24.8 (3.2)

<18.5 (n, %)

6 (1.3)

1 (0.5)

5 (2.3)

18.5-25.0 (n, %)

230 (50.8)

119 (50.0)

111 (52.1)

25.0-30.0 (n, %)

194 (42.8)

108 (4.5)

86 (40.4)

30.0-35.0 (n, %)

20 (4.4)

12 (5.0)

8 (3.8)

≥35.0 (n, %)

3 (0.7)

0 (0)

3 (1.4)

HTN (n, %)

138 (30.5)

71 (30.0)

67 (31.5)

CVD (n, %)

32 (7.1)

19 (7.9)

13 (6.1)

Family history of T2D

99 (21.9)

51 (21.3)

48 (22.5)

Laboratory indices

HbA1c (%)

5.8 (0.3)

5.8 (0.4)

5.8 (0.3)

<6.0 (n, %)

300 (66.2)

152 (63.3)

148 (69.5)

≥6.0 (n, %)

153 (33.8)

88 (36.7)

65 (30.5)

FPG (mg/dL)

105.6 (5.6)

105.6 (5.8)

105.6 (5.4)

<110 (n, %)

364 (80.4)

190 (79.2)

174 (81.7)

≥110 (n, %)

89 (19.6)

50 (20.8)

39 (18.3)

Total cholesterol (mg/dL)

199.1 (31.3)

199.3 (36.3)

199.0 (35.6)

HDL cholesterol (mg/dL)

54.2 (13.5)

53.7 (12.7)

54.8 (14.3)

LDL cholesterol (mg/dL)

119.9 (31.3)

118.9 (30.4)

121.1 (32.3)

Triglyceride (mg/dL)

158.7 (130.0)

176.2 (162.2)

139.1 (75.0)

GGT (IU/L)

41.4 (45.5)

43.0 (46.8)

39.6 (44.1)

Social history

Ever smoker (n, %)†

180 (39.7)

98 (40.8)

82 (38.5)

Alcohol consumption (No vs. Yes)

289 (63.8)

156 (65.0)

133 (62.4)

Physical activity (Yes vs. No)

157 (34.7)

80 (33.3)

77 (36.2)

  1. βHB beta-hydroxy butyrate, HTN hypertension, CVD cardiovascular disease, DM diabetes mellitus, FPG fasting plasma glucose, HDL high-density lipoprotein, LDL low-density lipoprotein, GGT gamma-glutamyl transferase.
  2. †Smoking status was categorized as ever smoker if they were a current smoker or a past smoker. Alcohol consumption was categorized as having alcohol consumption if they were a current drinker. Physical activity was categorized as whether they were currently engaged in regular exercise.
  3. All data presented as mean (SD) or n (%).