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. 2021 Oct 21;11(11):1559. doi: 10.3390/biom11111559

Table 1.

Baseline demographic information, alcohol consumption patterns, and 4-HNE adduct levels across non-drinkers and habitual drinkers without and with the presence of ALDH2 polymorphism.

Drinking Behavior (Habitual Drinkers)
(n = 193)
Non-Drinkers (n = 56) Habitual Drinkers (n = 193) p-Value ALDH2 Polymorphism (−)
(n = 135)
ALDH2 Polymorphism (+) (n = 58) p-Value (ANOVA)
Demographics/anthropometrics
Age, years 51.7 ± 10.0 51.4 ± 10.1 0.649 52.1 ± 10.4 49.5 ± 9.1 0.25
Female, % 20 (34.5) 29 (15.0) 0.002 20 (14.8) 9 (15.5) 0.007
Body height, cm 164.2 ± 9.1 167.7 ± 7.5 0.004 167.3 ± 7.5 * 168.6 ± 7.4 * 0.01
BMI, kg/m2 25.4 ± 3.5 25.9 ± 4.3 0.412 25.9 ± 4.5 25.9 ± 4.1 0.67
Waist circumference, cm 85.6 ± 10.1 88.1 ± 10.2 0.113 86.78 ± 10.23 88.69 ± 10.30 0.23
Systolic blood pressure, mmHg 129.7 ± 16.4 135.3 ± 18.4 0.048 137.1 ± 18.4 * 130.3 ± 17.5 # 0.008
Diastolic blood pressure, mmHg 79.5 ± 11.3 82.8 ± 11.3 0.052 84.0 ± 11.2 * 80.4 ± 11.2 0.019
Pulse rate, beats/min 73.1 ± 12.9 72.7 ± 10.8 0.78 72.7 ± 10.6 72.5 ± 11.6 0.95
CHARGE-AF score 10.5 ± 1.1 10.8 ± 1.2 0.048 10.9 ± 1.1 * 10.5 ± 1.2 0.013
Alcohol consumption information
Binge drinking, % 2 (3.6) 60 (31.1) <0.001 43 (31.9) 17 (29.3) <0.001
Daily alcohol intake, g/day ‡ 0 [0~0] 14.1 [7.6~28.6] <0.001 14.3 [8.3~28.6] * 12.3 [6.3~30.7] * <0.001
Daily drinks, per day 0 [0~0] 1.2 [0.6~2.4] <0.001 1.2 [0.7~2.4] * 1.0 [0.5~2.6] * <0.001
Alcohol use duration, years 0 [0~0] 16.0 [5.0~30.0] <0.001 20.0 [5.0~30.0] * 15.0 [5.0~30.0] * <0.001
4-HNE level, μg/mL 34.2 ± 7.7 38.6 ± 9.5 0.002 36.6 ± 7.1 * 43.3 ± 12.5 *,# <0.001
Medical history
Smoking status <0.001 <0.001
Non-smoker, % 43 (76.8) 74 (38.3) 48 (35.6) 26 (44.8)
Active smoker, % 6 (10.7) 89 (46.1) 69 (51.1) 20 (34.5)
Prior smoker, % 7 (12.5) 30 (15.5) 18 (13.3) 12 (20.7)
Hypertension, % 10 (17.9) 89 (46.1) <0.001 71 (52.6) 18 (31.0) <0.001
Diabetes, % 11 (19.6) 48 (24.9) 0.42 29 (21.5) 19 (32.8) 0.17
Hyperlipidemia treatment, % 1 (1.8) 20 (10.4) 0.042 15 (11.1) 5 (8.6) 0.11
CAD, % 0 (0.0) 17 (8.8) 0.021 10 (7.4) 7 (12.1) 0.035
CVD, % 0 (0.0) 21 (10.9) 0.009 13 (9.6) 8 (13.8) 0.023
Biochemical data, %
Hemoglobin, g/dL 14.26 ± 1.92 14.47 ± 1.45 0.39 14.45 ± 1.43 14.51 ± 1.50 0.66
Fasting sugar, mg/dL 107.2 ± 29.5 109.1 ± 32.2 0.69 105.6 ± 19.8 104.1 ± 23.7 0.88
Total cholesterol, mg/dL 195.2 ± 29.7 201.0 ± 37.7 0.30 205.2 ± 39.6 191.2 ± 31.2 # 0.03
HDL-c, mg/dL 53.4 ± 14.3 53.0 ± 15.8 0.86 54.0 ± 15.3 50.9 ± 16.8 0.47
eGFR, mL/min/1.73m2 87.0 ± 18.3 93.4 ± 22.3 0.05 92.13 ± 21.32 95.11 ± 22.07 0.11

‡ Data are presented as median (IQR) with Kruskal-Wallis test results, including paired comparisons. * p < 0.05 vs. non-drinkers; # p < 0.05 vs. habitual drinkers with ALDH2 polymorphism (‒) using the ANOVA method.