Cancer site	Job function				Age at first employment
	Regular (n=8584)		Specialised (n=477)		<25 years (n=4016)		25–34 years (n=3426)		≥35 years (n=1619)
	Obs	SIR (95% CI)	Obs	SIR (95% CI)	Obs	SIR (95% CI)	Obs	SIR (95% CI)	Obs	SIR (95% CI)
All cancers (minus other skin)	994	1.02 (0.96 to 1.08)	77	1.12 (0.88 to 1.39)	572	1.12 (1.03 to 1.22)	286	0.91 (0.81 to 1.03)	213	0.95 (0.83 to 1.09)
Colon	53	0.73 (0.56 to 0.96)	4	0.78 (0.29 to 2.08)	33	0.85 (0.60 to 1.19)	13	0.59 (0.34 to 1.02)	11	0.65 (0.36 to 1.18)
Rectum	58	1.18 (0.91 to 1.53)	6	1.72 (0.77 to 3.84)	29	1.13 (0.79 to 1.63)	19	1.25 (0.80 to 1.96)	16	1.36 (0.83 to 2.22)
Pancreas	31	1.17 (0.83 to 1.67)	3	1.60 (0.52 to 4.97)	23	1.68 (1.12 to 2.53)	3	0.36 (0.12 to 1.13)	8	1.27 (0.63 to 2.53)
Lung	125	0.92 (0.77 to 1.09)	7	0.73 (0.35 to 1.54)	70	0.95 (0.75 to 1.20)	31	0.78 (0.55 to 1.10)	31	0.97 (0.68 to 1.38)
Melanoma of the skin	61	1.15 (0.90 to 1.48)	9	2.44 (1.27 to 4.70)	38	1.47 (1.07 to 2.02)	15	0.77 (0.47 to 1.28)	17	1.52 (0.95 to 2.45)
Other skin	287	0.97 (0.86 to 1.09)	31	1.49 (1.04 to 2.11)	132	0.89 (0.75 to 1.05)	117	1.18 (0.98 to 1.41)	69	0.99 (0.78 to 1.26)
Prostate	188	1.09 (0.95 to 1.26)	14	1.15 (0.68 to 1.94)	100	1.12 (0.92 to 1.36)	56	1.08 (0.83 to 1.41)	46	1.06 (0.80 to 1.42)
Testis	43	1.27 (0.94 to 1.71)	4	1.65 (0.62 to 4.39)	25	1.33 (0.90 to 1.97)	17	1.21 (0.75 to 1.94)	5	1.48 (0.62 to 3.56)
Urinary bladder	83	1.10 (0.89 to 1.37)	5	0.95 (0.39 to 2.28)	54	1.32 (1.01 to 1.73)	17	0.76 (0.47 to 1.22)	17	0.98 (0.61 to 1.58)
Non-Hodgkin’s lymphoma	33	0.91 (0.65 to 1.29)	4	1.53 (0.57 to 4.08)	15	0.83 (0.50 to 1.37)	15	1.21 (0.73 to 2.00)	7	0.86 (0.41 to 1.80)