Table 2.

Overall and 5-year age standardized relative survival of women with breast cancer in the Stockholm and Singapore cohorts

Characteristic	Stockholm Breast Cancer Registry		Singapore Cancer Registry
	%	95% confidence interval	%	95% confidence interval
5-year survival rates
Overall observed survival	72	71 to 74	64	62 to 66
Overall relative survival	80	78 to 82	70	67 to 73
Specific 5-year relative survival
Local
1980 to 1989	88	85 to 91	81	71 to 89
1990 to 1999	88	85 to 90	90	85 to 95
Regional
1980 to 1989	58	51 to 65	47	37 to 57
1990 to 1999	64	57 to 71	68	61 to 75
Distant
1980 to 1989	19	6 to 37	21	8 to 39
1990 to 1999	21	9 to 37	28	17 to 42