Table 3.

SMR and an AER stratified according to age category and time since first diagnosis. SMR is also stratified according to gender

Gender	Age category (years)				Duration category (years)		Total
	0–29	30–49	50–69	70–99	0–9	10+
Male
Observed	8	12	63	113	104	92	196
Expected	1.33	6.18	40.35	96.74	89.13	55.48	144.6
SMR	6.01	1.94	1.56	1.17	1.17	1.66	1.36
95% CI	(3.00 to 12.01)	(1.10 to 3.43)	(1.22 to 2.00)	(0.97 to 1.40)	(0.96 to 1.41)	(1.35 to 2.03)	(1.18 to 1.56)
Female
Observed	2	15	21	61	53	47	99
Expected	0.43	2.49	15.68	53.57	44.3	27.86	72.16
SMR	4.66	6.04	1.34	1.14	1.17	1.69	1.37
95% CI	(1.17 to 18.63)	(3.64 to 10.01)	(0.87 to 2.05)	(0.89 to 1.46)	(0.89 to 1.54)	(1.27 to 2.25)	(1.14 to 1.68)
Total
Observed	10	27	84	174	156	139	295
Expected	1.76	8.66	56.03	150.31	134.43	83.34	216.76
SMR	5.68	3.12	1.50	1.16	1.17	1.67	1.36
95% CI	(3.06 to 10.55)	(2.14 to 4.55)	(1.21 to 1.86)	(1.00 to 1.34)	(1.00 to 1.37)	(1.41 to 1.97)	(1.21 to 1.53)
Risk time (years)	3992.02	4667.34	4963.88	2325.02	10 524.5	5423.77	15 948.27
AER/1000 years	2.06	3.93	5.63	10.19	2.14	10.26	4.91
95% CI	(0.51 to 3.62)	(1.75 to 6.11)	(2.02 to 9.25)	(−0.93 to 21.31)	(−0.18 to 4.47)	(6.00 to 14.52)	(2.79 to 7.02)

AER, absolute excess rate; SMR, standardised mortality ratio.