Mean platelet volume and platelet distribution width serve as prognostic biomarkers in skull base chordoma: a retrospective study

Table 2 Relationship between PLT, MPV, PDW and clinicopathological features in skull base chordoma

Variables	PLT (10⁹/L), N			MPV (fl), N			PDW (%), N
Variables	< 266	≥266	P value	< 11.9	≥11.9	P value	< 14.5	≥14.5	P value
Sex			0.376			0.487			0.377
Male	77	21		88	10		84	14
Female	65	24		77	12		72	17
Age			0.187			0.262			0.203
≤ 55	114	40		134	20		126	28
> 55	28	5		31	2		30	3
Tumour volume			0.002*			0.439			0.108
≤ 20,000 mm³	78	13		82	9		80	11
> 20,000 mm³	64	32		83	13		76	20
Texture			0.313			0.400			0.536
Soft	46	11		52	5		49	8
Hard/moderate	96	34		113	17		107	23
Blood supply			0.098			0.705			0.978
Rich	78	31		97	12		91	18
Poor/ moderate	64	14		68	10		65	13
Pathology type			0.907			0.569			0.376
Classical	96	30		110	16		103	23
Chondroid	46	15		55	6		53	8
Brainstem involvement			0.356			0.678			0.858
No	55	14		60	9		58	11
Yes	87	31		105	13		98	20
Posterior cranial nerve involvement			0.229			0.678			0.858
No	93	25		105	13		98	20
Yes	49	20		60	9		58	11
Total	142	45		165	22		156	31

* indicate p < 0.05
PLT platelet count, MPV mean platelet volume, PDW platelet distribution width;

ISSN: 1471-2407