[Retracted] A Clinical Study of the Effect of Estradiol Valerate on Sleep Disorders, Negative Emotions, and Quality of Life in Perimenopausal Women

Table 2

Comparison of the patients’ clinical data.

Factor	Control group (n = 50)	Study group (n = 50)	value
Age
≤50 years (n = 56)	25	31	0.227
>50 years (n = 44)	25	19
Course of perimenopausal syndrome
≤3 years (n = 53)	28	25	0.548
>3 years (n = 47)	22	25
BMI (kg/m^2)
≤22	15	9	0.160
>22	35	41
Smoking history
Yes	8	5	0.372
No	42	45
History of alcoholism
Yes	5	3	0.461
No	45	47