. Author manuscript; available in PMC: 2009 Dec 1.

Published in final edited form as: Cancer Causes Control. 2008 May 29;19(10):1103–1110. doi: 10.1007/s10552-008-9174-1

Table 5.

The distribution of child’s sex, age at diagnosis, and birth weight by case type, indicated by the presence of nephrogenic rests.

	Controls	Negative	PLNR^b	ILNR^c	PLNR & ILNR	Unknown

	n (%)	n (%)	n (%)	n (%)	n (%)	n (%)

Male
<2 yrs	69 (25)	29 (27)	4 (20)	33 (60)	4 (44)	13 (41)
2-3 yrs	82 (30)	34 (32)	5 (25)	12 (22)	3 (33)	11(34)
4+ yrs	122 (45)	44 (42)	11 (55)	10 (18)	2 (22)	8 (25)
Female
<2 yrs	69 (28)	16 (12)	5 (10)	21 (40)	3 (25)	18 (38)
2-3 yrs	63 (26)	45 (33)	17 (34)	18 (35)	7 (58)	12 (26)
4+ yrs	112 (46)	76 (56)	28 (56)	13 (25)	2 (17)	17 (36)
Total	517	244	70	107	21	79

	Mean (95%CI)^a	Mean (95%CI)^a	Mean (95%CI) ^a	Mean (95%CI)^a	Mean (95%CI)^a

Age at Diagnosis	53 (49,57)	54 (47,62)	31 (25,36)	33 (20,46)	41.4 (34,48)
Birth weight	3419 (3336,3502)	3578 (3421,3734)	3458 (3332,3583)	3575 (3293,3857)	3522 (3372,3673)

Means and 95% confidence intervals adjusted for child’s sex.

Perilobar Nephrogenic Rests

Intralobar Nephrogenic Rests