TABLE 2.

Racial differences in the distribution of clinical characteristics by the presence of comorbid conditions

Variable	Comorbid condition
	Absent			Present
	White women, %	Black women, %	P value	White women, %	Black women, %	P value
Diabetes mellitus
Total, n	275	193		81	78
Histologic group			< .001			.051
Type I	75	56		73	56
Type II	20	31		16	32
Type III	6	13		11	12
Grade			< .001			.007
I	55	31		53	33
II	19	14		19	13
III	26	55		28	53
International Federation of Gynecologists and Obstetricians stage			< .001			.040
I	71	57		71	51
II	13	12		8	14
III	11	14		13	15
IV	5	16		8	21
Obesity
Total, n	157	69		184	193
Histologic group			.001			.006
Type I	74	50		73	58
Type II	20	32		19	32
Type III	6	18		8	10
Grade			< .001			< .001
I	54	22		58	36
II	19	13		19	15
III	27	65		24	49
International Federation of Gynecologists and Obstetricians stage			.012			.004
I	74	52		69	60
II	8	15		15	12
III	12	21		12	11
IV	6	12		5	17
Hypertension
Total, n	151	65		205	206
Histologic group			.116			.001
Type I	77	63		72	54
Type II	16	26		22	34
Type III	7	11		6	13
Grade			.004			< .001
I	53	31		56	32
II	21	19		18	13
III	26	50		26	56
International Federation of Gynecologists and Obstetricians stage			.001			.003
I	72	54		71	56
II	12	10		12	13
III	10	10		13	16
IV	6	26		5	15
Other comorbid conditions
Total, n	208	140		148	128
Histologic group			.003			.001
Type I	75	58		73	52
Type II	19	36		19	28
Type III	6	7		8	19
Grade			.003			< .001
I	48	35		64	28
II	21	16		16	12
III	31	49		20	60
International Federation of Gynecologists and Obstetricians stage			.196			< .001
I	71	64		72	47
II	12	12		10	14
III	10	11		13	19
IV	6	13		5	21

The percentages may not total to 100 because of rounding.

Ruterbusch. Race, comorbidities, and endometrial cancer survival. Am J Obstet Gynecol 2014.