Table 1.

Clinical characteristics of the patient cohort (n=39)

Gender	male	25 (64.1%)
	female	14 (35.9%)
Age [y]	Median	76.0
	Range	54.7-91.1
Diagnosis	CMML I (WHO)	25 (64.1%)
	CMML II (WHO)	14 (35.9%)
	CMML MDS (FAB)	12 (32.4%)
	CMML MPD (FAB)	25 (67.6%)
	no data available	2
Leukocyte count [Gpt/l]	Median	18.730
	Range	3.700-100.320
	no data available	2
Erythocyte count [Tpt/l]	Median	3.600
	Range	2.400-7.720
	no data available	4
Haemoglobin level [g/dl]	Median	10.15
	Range	7.1-16.6
	no data available	3
PB monocyte count [%]	Median	26.0
	Range	6.0-67.0
	no data available	4
PB monocyte count [Gpt/l]	Median	3.600
	Range	1.080-26.300
	no data available	4

Based on peripheral leukocyte counts, the FAB group proposed to distinguish between two subtypes of CMML: CMML MDS (WBC ≤13x10⁹/l) and CMML MPD (WBC >13x10⁹/l) [31].