Ovarian cancer survival population differences: a "high resolution study" comparing Philippine residents, and Filipino-Americans and Caucasians living in the US

Table 1 Tumor characteristics of ovarian cancer patients, Philippine resident population, and Filipino-Americans and Caucasians from US SEER, 1993-2002

	Philippine resident population		Filipino-Americans		Caucasians
Variable	(N = 1475)		(N = 463)		(N = 22290)		p-value
	Freq	%¹	Freq	%¹	Freq	%¹
Age group
< 40	415	28.1	64	13.8	1545	6.9	< 0.0001
40-49	364	24.7	110	23.8	2948	13.2
50-59	355	24.1	130	28.1	4356	19.5
60-69	213	14.4	81	17.5	4787	21.5
70+	128	8.7	78	16.9	8654	38.8
FIGO
I	316	33.5	160	35.9	4989	24.0	< 0.0001
II	112	11.9	62	13.9	2013	9.7
III	315	33.4	138	30.9	8222	39.5
IV	201	21.3	86	19.3	5609	26.9
Unknown	531		17		1457
Morphology
Serous	236	20.1	130	30.2	8520	42.4	< 0.0001
Clear cell	72	6.1	44	10.2	974	4.9
Endometrioid	259	22.1	83	19.3	2897	14.4
Mucinous	285	24.3	45	10.5	1453	7.2
Others	320	27.3	128	29.8	6255	31.1
NOS²	303		33		2191
Surgery
With surgery	1214	88.6	396	85.7	17490	78.7	< 0.0001
Without surgery	157	11.5	66	14.3	4743	21.3
Unknown	104		1		57
Radiotherapy
With radiotherapy	95	7.7	12	2.6	437	2.0	< 0.0001
Without radiotherapy	1144	92.3	445	97.4	21732	98.0
Unknown	236		6		121