PRE

POST

p

Daytime sleep (min.) (n = 43)

8.6 (14.4)

4.6 (10.0)

0.028

Sleep latency (min.) (n = 45)

42.7 (28.7)

33.7 (26.0)

0.023

Frequency of waking up (n = 44)

2.4 (1.4)

2.3 (1.6)

0.582

Waking hours (min.) (n = 40)

52.1 (40.0)

48.5 (39.7)

0.639

Total time spent in bed (h) (n = 39)

8.2 (0.83)

8.0 (0.85)

0.118

Total sleep time (h) (n = 39)

5.3 (1.1)

5.5 (1.1)

0.117

Sleep efficiency (%) (n = 39)

64.6 (13.2)

68.4 (13.8)

0.047