Table II.

Cause-specific survival in patients with KS of different age groups and periods of diagnosis

Age group (yr)	Period of diagnosis	Time since diagnosis (months)	Non-Hispanic Whites % (95% CI)	African-Americans % (95% CI)	P value
All ages	1973-1980	12	93.5 (89.3-96.1)	100†	0.34
		60	89.9 (84.9-93.3)	100†	0.22
	1981-1995	12	66 (65.1-66.9)	54.6 (51.8-57.4)	<0.001
		60	19.1 (18.2-19.9)	18.5 (16.3-20.8)	0.58
	1996-2013	12	83.6 (82.6-84.6)	70.8 (68.7-72.8)	<0.001
		60	71.5 (70.2-72.8)	55.4 (53-57.8)	<0.001
20-69	1973-1980	12	98.7 (91.1-99.8)	100†	0.66
		60	96 (88.2-98.7)	100†	0.72
	1981-1995	12	64.8 (63.9-65.8)	54.1 (51.2-56.8)	<0.001
		60	16.7 (15.9-17.4)	17.7 (15.5-20)	0.38
	1996-2013	12	81.2 (80.1-82.4)	70.1 (67.9-72.2)	<0.001
		60	68 (66.5-69.4)	54.5 (52-56.9)	<0.001
20-44	1981-1995	12	65.1 (64.1-66.2)	52.2 (49.1-55.2)	<0.001
		60	15.4 (14.5-16.2)	15.3 (13.1-17.7)	0.65
	1996-2013	12	79.4 (77.8-80.8)	68.2 (65.6-70.6)	<0.001
		60	64.7 (62.8-66.5)	52.5 (49.6-55.2)	<0.001
45-69	1981-1995	12	63.7 (61.5-65.7)	64.5 (57.1-70.9)	0.90
		60	22.2 (20.1-24.1)	30.8 (25.1-36.7)	0.005
	1996-2013	12	84.6 (82.7-86.3)	76.4 (72-80.3)	<0.001
		60	74.1 (71.7-76.3)	61.2 (55.9-66.1)	<0.001
≥70	1973-1980	12	90.7 (84.4-94.5)	100†	0.33
		60	86.4 (79.3-91.2)	100†	0.23
	1981-1995	12	96.3 (93.9-97.7)	90.2 (66.2-97.5)	0.18
		60	86.7 (82.4-90)	82.7 (54.2-94.3)	0.45
	1996-2013	12	96.1 (94.5-97.2)	90.6 (80.2-95.6)	0.15
		60	91 (88.5-93)	85 (71.2-91.5)	0.10

^†Due to the small number of patients of AA ethnicity in the age group <70 years, further subgroup analysis was not performed during the study period 1973-1980. All P values are two-sided and significant at P≤0.05