Table 1.

Characteristics of Acute Myeloid Leukemia (AML) Patients According to Use of CHM.

Variable	Patients of AML				P Value
	CHM
	No (n = 249)		Yes (n = 249)
	n	Percentage	n	Percentage
Gendera
Female	140	56.22	140	56.22	.99
Male	109	43.78	109	43.78
Age groupa (years)
18-39	92	36.95	92	36.95	.99
40-59	129	51.81	129	51.81
60-85	28	11.24	28	11.24
Age meanb ± SD (years)	46.67(14.30)		46.74(14.16)		.9594
Urbanization levela,c
1 (highest)	57	22.89	55	22.09	.5168
2	74	29.72	88	35.34
3	55	22.09	45	18.07
4 (lowest)	63	25.3	61	24.5
CCI scorea
0	195	78.31	214	85.94	.0826
1	28	11.24	19	7.63
≥2	26	10.44	16	6.43
Treatmentd
Only radiotherapy	1	0.4	3	1.2	.589
Only chemotherapy	213	85.54	213	85.54
Radiotherapy+Chemotherapy	35	14.06	33	13.25
HSCTa
No	223	89.56	226	90.76	.6517
Yes	26	10.44	23	9.24
Follow-up time (mean, median)	1.76 (0.84)		4.50 (3.12)

Abbreviations: CHM, Chinese herbal medicine; CCI, Charlson comorbidity index; HSCT, hematopoietic stem cell transplantation.

^aχ² Test.

^bt Test.

^cThe urbanization level was categorized by the population density of the residential area into 4 levels, with level 1 as the most urbanized and level 4 as the least urbanized.

^dFischer’s exact test.