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Table 1 Characteristics of 1274 women overall and by T. vaginalis infection

From: Association between red blood cell folate and Trichomonas vaginalis infection among women

 

Trichomonas vaginalis infection

P-value

Overall

N = 1274

Negative

N = 1212

Positive

N = 62

RBC folate (ng/ml), mean ± SD

278.19 ± 111.39

281.34 ± 111.84

216.74 ± 81.21

< 0.001

Age (years), mean ± SD

33.93 ± 8.55

33.78 ± 8.52

36.94 ± 8.62

0.004

PIR, median (IQR)

2.68 (1.29–4.61)

2.78 (1.34–4.64)

1.44 (0.62–2.46)

< 0.001

Dietary intake calcium, median (IQR)

700.00 (448.00–1060.75)

716.00 (457.00–1076.00)

447.00 (307.75–708.25)

0.002

BMI (kg/m2), mean ± SD

27.87 ± 7.02

27.71 ± 6.98

31.01 ± 7.04

< 0.001

Serum or plasma cholesterol, mean ± SD

5.08 ± 1.11

5.08 ± 1.12

5.03 ± 0.88

0.758

Race/ethnicity

0.162

 Mexican American

246 (19.31%)

239 (19.72%)

7 (11.29%)

 

 Other Hispanic

48 (3.77%)

47 (3.88%)

1 (1.61%)

 

 Non-Hispanic Black and White

932 (73.16%)

879 (72.52%)

53 (85.48%)

 

 Other Race–including multi-racial

48 (3.77%)

47 (3.88%)

1 (1.61%)

 

Marital status

< 0.001

 Married/living with partner

805 (63.19%)

783 (64.60%)

22 (35.48%)

 

 Widowed/divorced/separated

168 (13.19%)

148 (12.21%)

20 (32.26%)

 

 Never married

301 (23.63%)

281 (23.18%)

20 (32.26%)

 

Education

< 0.001

 Less than high school

228 (17.90%)

206 (17.00%)

22 (35.48%)

 

 College

278 (21.82%)

259 (21.37%)

19 (30.65%)

 

 More than college

768 (60.28%)

747 (61.63%)

21 (33.87%)

 

Alcohol consumption (drinks per day)

2.34 ± 1.73

2.31 ± 1.67

2.95 ± 2.54

0.005

Alcohol use status

0.194

 Non-drinker (less than 2 drinks per day)

457 (35.87%)

439 (36.22%)

18 (29.03%)

 

 Moderate alcohol use (2 drinks per day)

414 (32.50%)

396 (32.67%)

18 (29.03%)

 

 High alcohol use (more than 2 drinks per day)

403 (31.63%)

377 (31.11%)

26 (41.94%)

 
  1. Mean ± SD or median (IQR): P values were calculated by one-way ANOVA (normal distribution) and Kruskal‒Wallis H (skewed distribution) test % for categorical variables. P values were calculated by the chi-square test