Table 3.

distribution of tumour size according to time of presentation

Tumour size (cm)	<1 yrs.	1–3 yrs.	4–6 yrs.	7–9 yrs.	10–12 yrs.	Total	%
1–3	13	13	0	0	0	26	16.7
4–6	0	23	047	1	0	71	45.5
7–9	0	0	18	27	0	45	28.8
>9	0	0	0	4	10	14	9.0
Total	13	36	65	32	10	156	100.0

X²=206.10, df=12, P=0.000