Table 5.

Comparison of ploidy values and tumor markers for SCLC staging

	Stage M (P25, P75)		U	P
	Limited stage	Extensive stage
Max DI	3.98 (3.81, 7.32)	5.35 (3.88, 6.98)	201	0.42
Median DI	3.12 (2.35, 3.55)	3.48 (2.52, 4.13)	175	0.196
Number of cells with DI greater than 5c	63 (7, 97)	64 (15, 236)	195.5	0.404
5cER	0.0516 (0.0371, 0.2374)	0.0927 (0.2226, 0.2359)	233	0.837
ProGRP	398.2 (62.8, 521.6)	1083 (310.35, 4774)	189	0.087
NSE	15.9 (11.9, 21.3)	57 (27.7, 114.05)	122	0.015*

^*P < 0.05.