Seasonality and Sleep: A Clinical Study on Euthymic Mood Disorder Patients

Table 5

t-test analysis between morningness and eveningness patients.

	Eveningness types (𝑁=16)	Morningness types (𝑁=67)	t value	P
	Mean ± SD	Mean ± SD
Sleep disturbance	40.17±28.07	25.61±18.71	2.52	𝟎.𝟎𝟏𝟎
Short of breath	18.75±17.08	17.42±27.22	0.19	0.853
Sleep adequacy	47.50±33.37	28.09±26.24	2.53	𝟎.𝟎𝟏𝟑
Sleep somnolence	48.58±28.873	35.33±25.46	1.83	0.071