Sensitivity to cold group (n = 146)

Non-sensitivity to cold group (n = 123)

P-value

Age (years)^a

20.1 ± 2.8

19.9 ± 2.5

0.451

Height (cm)^a

158.0 ± 5.2

158.0 ± 4.3

0.971

Weight (kg)^a

49.9 ± 5.8

52.3 ± 6.3

0.003

BMI (kg/m²)^a

20.0 ± 1.9

20.9 ± 2.2

<0.001

BMI (kg/m²)^b

<18.5

31

(22.5)

11

(9.7)

0.024

18.5 - 24.9

104

(75.4)

98

(86.7)

≥25

3

(2.2)

4

(3.5)

missing

8

10

Menstrual cycle length^b

<24 day

10

(6.9)

5

(4.1)

0.146

25 - 31 day

85

(59.0)

89

(72.4)

32 - 38 day

39

(27.1)

24

(19.5)

>39 day

10

(6.9)

5

(4.1)

missing

2

0

Menstrual cycle phase^b

Luteal phase

65

(50.8)

57

(53.8)

0.814

Menstrual phase

32

(25.0)

27

(25.5)

Follicular phase

31

(24.2)

22

(20.8)

don’t know/missing

18/0

16/1

Handgrip strength^a

25.5 ± 3.8

26.7 ± 3.9

0.017