Table V.

Recalled age at natural menopause in relation to potential determinants (Women with menopause before age 40 excluded)

	N	Mean age at menopause (s.d)	p-value
Ethnicity
European	53	49.0 (3.3)
Japanese	61	50.1 (3.4)
Mixed (Hawaiian)	57	48.9 (3.4)
Other	11	48.4 (2.9)	0.167
Where she grew up
Hawaii	122	49.4 (3.5)
Mainland, U.S.	50	49.3 (3.3)
Not U.S.	12	49.6 (2.0)	0.965
Level of education
Low	22	49.4 (2.4)
Medium	102	49.1 (3.6)
High	61	49.8 (3.2)	0.452
Financial Status
Struggling	27	48.1 (3.8)
OK	77	49.0 (3.4)
Comfortable	71	50.1 (3.2)
Well-off	8	49.9 (1.6)	0.033
Married 20 years ago	133	49.7 (3.2)
Not married 20 years ago	45	48.3 (3.7)	0.012
Married 10 years ago	122	49.6 (3.3)
Not married 10 years ago	53	49.0 (3.4)	0.227
Married at time of survey	123	49.5 (3.2)
Not married at survey	61	49.1 (3.6)	0.462
Parous	161	49.5 (3.3)
Nulliparous	24	48.7 (3.8)	0.273
Not smoking	159	49.6 (3.3)
Smoking	24	47.8 (3.6)	0.015
BMI at age 20
Normal	163	49.5 (3.4)
Overweight	11	48.5 (2.4)
Obese	2	46.6 (7.4)	0.357
BMI at age 30
Normal	139	49.4 (3.4)
Overweight	25	49.5 (2.7)
Obese	9	48.2 (3.5)	0.566
BMI at age 40
Normal	121	49.6 (3.1)
Overweight	35	49.1 (3.2)
Obese	16	47.6 (3.8)	0.073
BMI at time of survey
Normal	89	49.6 (3.1)
Overweight	48	49.3 (3.4)
Obese	39	49.0 (3.9)	.591
BMI change from 20 to 40
<5 kg/m2	139	49.6 (3.1)
5+ kg/m2	35	48.3 (4.0)	0.051
Birth control pill use
Never	33	48.7 (4.0)
Past	148	49.5 (3.2)	0.216
Hormone therapy use
Never	93	49.4 (3.4)
Past	63	49.6 (3.0)
Current	26	48.5 (4.1)	0.377