Different survival analysis methods for measuring long-term outcomes of Indigenous and non-Indigenous Australian cancer patients in the presence and absence of competing risks

Table 6 Five-year cumulative probabilities of cancer and non-cancer death (%), age and sex adjusted

	Cancer type	Indigenous			Non-Indigenous			Disparity
	Cancer type	Cronin-Feuer	Fine-Gray	Ratio (CF/FG)	Cronin-Feuer	Fine-Gray	Ratio (CF/FG)	CF^a	FG^b
Cancer death probabilities	All cancers	61.0	65.7	0.93	33.2	33.2	1.00	1.84	1.98
	Breast	31.6	28.9	1.09	13.2	12.2	1.08	2.39	2.37
	Colorectal	57.7	65.1	0.89	40.6	40.1	1.01	1.42	1.62
	Head & neck^c	62.5	67.7	0.92	35.8	33.6	1.07	1.75	2.01
	Lung^c	88.4	92.5	0.96	86.4	85.5	1.01	1.02	1.08
Other causes	All cancers	6.1	4.0	1.53	3.7	3.0	1.23	1.65	1.33
	Breast	10.6	4.3	2.47	4.4	2.0	2.20	2.41	2.15
	Colorectal	7.6	6.6	1.15	4.4	5.3	0.83	1.73	1.25
	Head & neck^c	6.2	5.9	1.05	2.8	8.2	0.34	2.21	0.72
	Lung^c	4.0	3.0	1.33	1.6	3.9	0.41	2.50	0.77

^aDisparity measured using Cronin-Feuer method (expressed as ratio of death probabilities among the Indigenous cancer cohort to the death probabilities among the non-Indigenous cohort diagnosed with the same cancer)
^bDisparity measured using Fine-Gray method
^cSmoking-related cancers

ISSN: 1478-7954