Table 3. Changes in age at natural menopause according to stress recognition level by multiple regression analysis.

Model 1 was adjusted for age. Model 2 was adjusted for age and BMI. Model 3 was adjusted for age, BMI, and menstrual cycle regularity. Model 4 was adjusted for age, BMI, menstrual cycle regularity, and personal income.

BMI, body mass index.

^*Obtained by multiple regression analysis.