The Impact of Ethnicity on Wilms Tumor: Characteristics and Outcome of a South African Cohort

Table 1

Characteristics of the South African cohort.

	Whole cohort	African	Mixed ethnicity	White	Asian
Total	416	356 (85.6%)	41 (9.8%)	15 (3.6%)	4 (1%)
Gender
Male	214 (51%)	180 (50.5%)	24 (58.5%)	7 (46%)	3 (75%)
Female	202 (49%)	176 (49.5%)	17 (41.5%)	8 (54%)	1 (25%)
Age (months)
Median	42	42	31	40	47
Range	0–178	0–178	3–167	18–149	51–157
Stages
1	92 (22%)	65 (18.3%)	19 (46.3%)	8 (53.3%)	0
2	62 (15%)	55 (15.4%)	4 (9.8%)	1 (6.3%)	2 (50%)
3	88 (21.3%)	79 (22.2%)	7 (17.1%)	1 (6.3%)	1 (25%)
4	112 (27%)	101 (28.4%)	7 (17.1%)	4 (26.6%)	0
5	32 (7.7%)	27 (7.6%)	3 (7.3%)	1 (6.7%)	1 (25%)
Not staged	30 (7%)	29 (8.1%)	1 (2.4%)	0	0
Status
Alive	281	238	29	11	3
Died	130	113	12	4	1
Unknown	5	5	0	0	0
Median survival (months)	27	26	39	21	53