Table 1 Sociodemographic characteristics of participants based on their PMS status.

From: The relationship between premenstrual syndrome and circadian rhythm, depressive mood, and anxiety

  

Whole sample (n = 98)

PMS (-) (n = 48)

PMS (+) (n = 50)

Difference

Age

Mean ± S.D.

21.13 ± 146

21.27 ± 1.62

21 ± 1.29

p = 0.342 (z = −0.951)

Med (IQR)

21 (20–22)

22 (20–22)

21 (20–22)

min - max

18–27

18–27

18–24

Height

Mean ± S.D.

162.76 ± 5.35

162.83 ± 4.5

162.68 ± 6.1

p = 0.887 (t = 0.142)

Med (IQR)

162.5 (160–166.25)

163 (160–165)

162 (158–168)

min - max

150–175

153–175

150–175

Weight

Mean ± S.D.

57.64 ± 8.63

57.58 ± 9.12

57.7 ± 8,22

p = 0.651 (z = −0.452)

Med (IQR)

57 (51–63.25)

56 (51–63)

58 (51.5–65)

min - max

43–88

43–88

45–75

BMI

Mean ± S.D.

21.75 ± 3,04

21.69 ± 3.1

21.81 ± 3.01

p = 0.688 (z = −0.402)

Med (IQR)

21.32 (19.61–23.47)

21.38 (19.57–23.16)

21.32 (19.78–23.74)

min - max

16.18–31.93

16.18–31.93

16.33–30.3

  1. *p < 0.05 statistically significant; S.D.: Standard Deviation; Med (IQR): Median (25th and 75th percentiles); t: Independent samples t test; z: Mann Whitney U test.