Table 2. Baseline blood cell parameters of the patients.

Parameter	Training cohort (n=65)			Validation cohort (n=32)		P
	n	%		n	%
Hemoglobin (g/L)						0.14
Mean ± SD	14.0±1.4			13.0±1.4		0.35
<15.6	56	86		31	97
≥15.6	9	14		1	3
White blood cell count (×109/L)						0.07
Mean ± SD	7.6±2.0			7.0±2.5		0.13
<5.7	10	15		10	31
≥5.7	55	85		22	69
Neutrophil count (×109/L)						0.012
Mean ± SD	5.3±1.8			4.5±2.1		0.086
<3.9	16	25		16	50
≥3.9	49	75		16	50
Lymphocyte count (×109/L)						0.87
Mean ± SD	1.5±5.3			1.5±4.3		0.72
<1.0	11	17		5	16
≥1.0	54	83		27	84
Platelet count (×109/L)						0.3
Mean ± SD	332±123			303±103		0.27
≤350	42	65		23	72
>350	23	35		9	28
Neutrophil-to-lymphocyte ratio						0.33
Mean ± SD	3.88±1.98			3.29±1.80		0.15
<3.5	36	55		21	66
≥3.5	29	45		11	34
Platelet-to-lymphocyte ratio						0.26
Mean ± SD	244±141			218±93		0.31
<215	37	57		22	69
≥215	28	43		10	31

SD, standard deviation.