number and percentage of female breast cancer tumours diagnosed among patients aged 19 or older with at least one surgical treatment within one year of diagnosis, by age group and province or territory, canada (excluding quebec), 2010 to 2012
Table:
19 to 49 years
50 to 69 years
70 years and older

linked cctlp tumour cohort
tumours with one or more surgical intervention
linked cctlp tumour cohort
tumours with one or more surgical intervention
linked cctlp tumour cohort
tumours with one or more surgical intervention

number
number
percent
number
number
percent
number
number
percent

canada
10,300
9,355
90.8
25,255
23,020
91.1
14,150
11,930
84.3

newfoundland and labrador
190
190
98.4
560
530
94.3
290
245
84.1

prince edward island
40
40
97.7
180
170
94.9
100
85
87.6

nova scotia
405
385
95.0
1,030
970
94.4
600
500
82.6

new brunswick
250
240
97.6
790
755
95.3
490
410
83.1

ontario
5,530
4,890
88.3
12,930
11,550
89.3
7,165
5,915
82.5

manitoba
430
390
90.9
1,180
1,050
89.0
710
580
81.4

saskatchewan
295
270
91.5
915
860
94.0
665
580
86.8

alberta
1,420
1,315
92.6
3,075
2,825
91.8
1,585
1,380
86.9

british columbia
1,715
1,620
94.2
4,520
4,240
93.9
2,520
2,230
88.6

yukon
10
10
83.3
30
30
90.6
15
10
69.2

northwest territories
x
x
81.3
40
35
91.9
x
x
71.4

nunavut
x
x
80.0
10
10
100.0
x
x
100.0

Answer the given question as concisely as possible using information from the table. Enclose the answer in the list of the following JSON object {"answer": ["YOUR ANSWER"]}. If more than one item applies, separate items with commas. Table caption: 'number and percentage of female breast cancer tumours diagnosed among patients aged 19 or older with at least one surgical treatment within one year of diagnosis, by age group and province or territory, canada (excluding quebec), 2010 to 2012'. Refer to the table to answer the question below: Which age group of women has the highest surgical rates?

{"answer": ["50 to 69 years"]}