Table 3.

Nurses’ relations with family and friends and the level of sleepiness.

Greater difficulties in performing house hold duties after night shift	The level of sleepiness after the first night shift	The level of sleepiness after the second night shift	The level of sleepiness after the third night shift	Changing the level of sleepiness after 3 consecutive night shifts
Definitely yes
Average	3.13	3.57	4.32	1.19
SD	1.03	0.85	0.86	1.19
Yes
Average	2.80	3.39	3.94	1.14
SD	0.94	0.86	1.05	1.20
There is no difference
Average	2.81	3.33	4.00	1.19
SD	0.87	0.80	0.77	1.03
No
Average	2.00	2.67	3.11	1.11
SD	0.87	0.87	1.05	1.05
Definitely no
Average	3.50	4.50	5.00	1.50
SD	0.71	0.71	0.00	0.71
Altogether
Average	2.86	3.41	4.02	1.16
SD	0.98	0.87	1.00	1.15
P	.0251	.0367	.0059	.9829
Assessment of the impact of shift work on shallowing contacts with family and friends	The level of sleepiness after the first night shift	The level of sleepiness after the second night shift	The level of sleepiness after the third night shift	Changing the level of sleepiness after 3 consecutive night shifts
Definitely yes
Average	3.11	3.70	4.44	1.33
SD	1.09	0.82	0.80	1.33
Yes
Average	2.90	3.36	4.08	1.18
SD	0.95	0.86	1.01	1.17
There is no difference
Average	2.82	3.36	3.86	1.04
SD	0.94	0.91	1.04	1.00
No
Average	2.58	3.26	3.68	1.10
SD	0.96	0.86	0.98	1.14
Definitely no
Average	3.00	5.00	4.00	1.00
SD	0	0	0	0
Altogether
Average	2.86	3.41	4.02	1.16
SD	0.98	0.87	1.00	1.15
P	.3845	.1845	.0236	.9153

P = statistical significance coefficient; SD = standard deviation.

The bold entries are statistically significant relationship.