Table 6.

 Gender differences in sexually active life expectancy and proportion of remaining sexually active life, by partnership status and self rated health. Based on age specific prevalence estimates of sexual activity in national survey of midlife development in the United States (MIDUS) and national social life, health and ageing project (NSHAP) survey

Variables	Sexually active life expectancy (95% CI)			Proportion of remaining sexually active life (95% CI)
	Men	Women		Men	Women
Age 30 years
MIDUS:
All	34.7 (34.1 to 35.3)	30.7 (30.0 to 31.4)		77.5 (76.2 to 78.7)	60.7 (59.4 to 62.0)
Have partner	36.7 (36.1 to 37.3)	38.2 (37.4 to 39.0)		81.9 (80.6 to 83.2)	75.5 (73.9 to 77.1)
Self rated health
Poor or fair	30.9 (29.4 to 32.4)	29.1 (27.5 to 30.7)		69.0 (65.6 to 72.3)	57.5 (54.3 to 60.7)
Very good or excellent	37.3 (36.5 to 38.1)	33.9 (32.9 to 34.9)		83.3 (81.4 to 85.2)	67.0 (64.9 to 69.1)
Age 55 years
MIDUS:
All	14.9 (14.4 to 15.4)	10.6 (10.0 to 11.2)		64.9 (62.5 to 67.1)	38.7 (36.5 to 40.9)
Have partner	15.9 (15.3 to 16.5)	15.6 (14.8 to 16.4)		69.1 (66.7 to 71.5)	56.9 (53.9 to 59.9)
Self rated health
Poor or fair	11.5 (10.3 to 12.7)	10.1 (8.9 to 11.3)		50.0 (45.0 to 55.0)	36.9 (32.4 to 41.3)
Very good or excellent	16.9 (16.1 to 17.7)	12.9 (11.9 to 13.9)		73.5 (69.8 to 77.1)	47.1 (43.5 to 50.7)
NSHAP*:
All	15.3 (14.8 to 15.8)	10.6 (10.0 to 11.2)		62.3 (60.1 to 64.5)	37.3 (35.1 to 39.5)
Have partner	16.9 (16.2 to 17.6)	16.2 (15.0 to 17.4)		68.5 (65.7 to 71.3)	57.1 (52.7 to 61.5)
Self rated health
Poor or fair	11.2 (10.1 to 12.3)	7.1 (6.0 to 8.2)		45.6 (41.2 to 50.0)	25.1 (21.2 to 29.0)
Very good or excellent	18.0 (17.0 to 19.0)	12.7 (11.5 to 13.9)		73.4 (69.2 to 77.6)	44.9 (40.7 to 49.1)

*Prevalence for age group 55-59 years was estimated using data for 57-59 age group.