Table 4 Sex differences in parameters

Case

7

7

12

60

HIT-6

53.1 ± 12.4

56.1 ± 8.4

Age, years

58.5 ± 7.0

59.4 ± 4.6

0.79

42.4 ± 11.6

53.9 ± 14.5

 < 0.001

BMI, kg/m²

26.2 ± 5.5

28.1 ± 3.5

0.45

28.2 ± 6.2

26.9 ± 4.4

0.49

Sleep duration (weekend), h

7.2 ± 1.8

6.7 ± 0.9

0.53

6.8 ± 1.2

6.7 ± 1.3

0.67

Sleep duration (weekday), h

7.9 ± 2.0

7.1 ± 1.2

0.37

6.5 (6.0–7.1)

6.7 (6.0–7.5)

0.99

Coffee, cups/day

1.3 ± 0.6

2.6 ± 1.9

0.11

2.0 (1.0–4.0)

2.0 (1.0–3.0)

0.89

ESS

9.0 (8.0–10.0)

8.0 (6.5–8.5)

0.10

9.0 (4.8–14.0)

7.0 (5.0–10.0)

0.55

PSG full study/split night

3/4

4/3

1

5/7

30/30

0.83