Table 4.

Age at gynecomastia diagnosis and risk of tumours in relation to follow up time. SIR values(95% CI).

Tumour type	Age at diagnosis
	<50 years		>50 years
follow up	0–49 years	=50–99 years	=50–99 years
testicle	6.71(1.38–19.60)	0.00(0.00–119.54)	0.00(0.00–107.07)
esophagus cancer	0.00(0.00–337.54)	0.00(0.00–27.61)	4.75(1.00–13.90)
skin cancer (melanoma excl.)	0.00(0.00–36.76)	7.87(1.62–22.99)	2.84(1.36–5.23)
number	246	124	197
personyears	4869	1135	2292