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Table 2 Baseline characteristics stratified by DOBS tertiles

From: Association between dietary oxidative balance scores and myocardial infarction in diabetic patients: insights from NHANES 1999–2018

Factor

Q1

Q2

Q3

P value

(N = 1776)

(N = 1632)

(N = 1594)

DOBS

8.85 ±â¶Ä‰2.85

16.98 ±â¶Ä‰2.00

24.08 ±â¶Ä‰2.20

&±ô³Ù; 0.001

Age, year

63.01 ±â¶Ä‰12.83

62.15 ±â¶Ä‰12.99

60.64 ±â¶Ä‰13.06

&±ô³Ù; 0.001

Sex

ÌýÌýÌý

&±ô³Ù; 0.001

 M²¹±ô±ð

676 (38.1%)

830 (50.9%)

1052 (66.0%)

Ìý

 F±ð³¾²¹±ô±ð

1100 (61.9%)

802 (49.1%)

542 (34.0%)

Ìý

Ethnicity

ÌýÌýÌý

&±ô³Ù; 0.001

 Mexican American

300 (16.9%)

313 (19.2%)

336 (21.1%)

Ìý

 Other Hispanic

175 (9.9%)

171 (10.5%)

118 (7.4%)

Ìý

 Non-Hispanic White

578 (32.5%)

574 (35.2%)

645 (40.5%)

Ìý

 Non-Hispanic Black

579 (32.6%)

425 (26.0%)

347 (21.8%)

Ìý

 Other Race

144 (8.1%)

149 (9.1%)

148 (9.3%)

Ìý

Education Level

ÌýÌýÌý

&±ô³Ù; 0.001

 Less than high school

744 (42.0%)

567 (34.8%)

468 (29.4%)

Ìý

 High school graduate

418 (23.6%)

377 (23.1%)

351 (22.1%)

Ìý

 More than high school

610 (34.4%)

686 (42.1%)

772 (48.5%)

Ìý

Marital Status

ÌýÌýÌý

&±ô³Ù; 0.001

 M²¹°ù°ù¾±±ð»å

873 (49.2%)

913 (56.0%)

979 (61.5%)

Ìý

 N±ð±¹±ð°ù Married

173 (9.7%)

145 (8.9%)

119 (7.5%)

Ìý

 O³Ù³ó±ð°ù²õ

729 (41.1%)

573 (35.1%)

494 (31.0%)

Ìý

BMI, kg/m²

32.44 ±â¶Ä‰7.54

32.39 ±â¶Ä‰7.78

32.38 ±â¶Ä‰7.38

0.960

Drinking

ÌýÌýÌý

0.150

 N±ð±¹±ð°ù

338 (52.5%)

259 (49.1%)

179 (47.5%)

Ìý

 F´Ç°ù³¾±ð°ù

185 (28.7%)

177 (33.5%)

113 (30.0%)

Ìý

 C³Ü°ù°ù±ð²Ô³Ù

121 (18.8%)

92 (17.4%)

85 (22.5%)

Ìý

Smoking

ÌýÌýÌý

&±ô³Ù; 0.001

 N±ð±¹±ð°ù

892 (50.2%)

813 (49.8%)

765 (48.0%)

Ìý

 F´Ç°ù³¾±ð°ù

556 (31.3%)

571 (35.0%)

609 (38.2%)

Ìý

 C³Ü°ù°ù±ð²Ô³Ù

328 (18.5%)

248 (15.2%)

219 (13.7%)

Ìý

Hypertension

1296 (73.2%)

1136 (69.8%)

1064 (66.9%)

&±ô³Ù; 0.001

Hyperlipidemia

1056 (63.5%)

984 (63.4%)

963 (63.4%)

0.990

CKD

225 (12.7%)

160 (9.8%)

112 (7.0%)

&±ô³Ù; 0.001

Sedentary time, hours

7.07 ±â¶Ä‰13.14

6.61 ±â¶Ä‰9.53

7.31 ±â¶Ä‰13.69

0.340

Diabetes drugs

1440 (81.1%)

1331 (81.6%)

1300 (81.6%)

0.920

MI drugs

1363 (76.7%)

1223 (74.9%)

1201 (75.3%)

0.430

MI

259 (14.6%)

182 (11.2%)

158 (9.9%)

&±ô³Ù; 0.001

  1. Continuous variables are presented as the means ± SDs, and categorical variables are presented as percentages. Abbreviations: DOBS = Dietary oxidative balance score; BMI = Body mass index; CKD = Chronic kidney disease; MI = Myocardial infarction