How many (a) did not attend and (b) cannot attend appointments for (i) cataract, (ii) glaucoma, (iii) age-related macular degeneration and …

Data on Ophthalmology sub specialities are not held by the Scottish Government
The following table shows ophthalmology treatment could not attend (CNA) and did not attend (DNA) rates from 31 March 2019 to 30 September 2020.
NHS Board of treatment
Indicator
31-03-2019
30-06-2019
30-09-2019
31-12-2019
31-03-2020
30-06-2020
30-09-2020
NHS Scotland
Could not attend (CNA) rate
6.8%
6.9%
6.4%
6.5%
8.5%
7.5%
4.9%
Did not attend (DNA) rate
1.0%
0.8%
1.1%
1.0%
1.0%
0.5%
0.2%
NHS Scotland (Excluding NHS Tayside)
Could not attend (CNA) rate
7.1%
7.3%
6.6%
6.8%
8.9%
8.1%
5.3%
Did not attend (DNA) rate
1.0%
0.8%
1.1%
1.1%
1.0%
0.5%
0.2%
Golden Jubilee National Hospital
Could not attend (CNA) rate
..
..
..
..
..
..
..
Did not attend (DNA) rate
..
..
..
..
..
..
..
NHS Ayrshire & Arran
Could not attend (CNA) rate
18.5%
26.1%
18.7%
16.5%
25.9%
47.7%
14.9%
Did not attend (DNA) rate
1.3%
1.3%
0.5%
0.5%
0.6%
0.0%
0.2%
NHS Borders
Could not attend (CNA) rate
6.6%
3.9%
4.2%
8.0%
6.7%
0.0%
3.2%
Did not attend (DNA) rate
0.0%
0.6%
0.0%
0.0%
0.0%
0.0%
0.0%
NHS Dumfries & Galloway

Could not attend (CNA) rate
5.1%
4.8%
4.4%
5.1%
7.1%
0.0%
4.8%
Did not attend (DNA) rate
0.2%
0.3%
0.5%
0.0%
0.2%
0.0%
0.3%
NHS Fife
Could not attend (CNA) rate
5.9%
4.7%
5.0%
6.7%
5.6%
0.0%
2.7%
Did not attend (DNA) rate
0.5%
0.3%
0.4%
0.3%
0.2%
0.0%
0.2%
NHS Forth Valley
Could not attend (CNA) rate
6.4%
8.5%
7.5%
5.9%
7.3%
0.0%
4.3%
Did not attend (DNA) rate
0.6%
0.7%
1.6%
0.0%
1.5%
0.0%
0.5%
NHS Grampian
Could not attend (CNA) rate
3.9%
4.2%
2.9%
3.0%
4.6%
1.8%
1.5%
Did not attend (DNA) rate
0.2%
0.2%
0.7%
0.1%
0.1%
0.0%
0.0%
NHS Greater Glasgow & Clyde
Could not attend (CNA) rate
7.3%
7.1%
6.2%
6.8%
10.3%
2.7%
5.0%
Did not attend (DNA) rate
1.0%
0.7%
1.4%
1.5%
1.6%
0.3%
0.2%
NHS Highland
Could not attend (CNA) rate
5.9%
6.0%
7.5%
6.1%
6.1%
4.6%
3.8%
Did not attend (DNA) rate
1.6%
1.1%
1.8%
1.2%
1.3%
0.0%
0.2%
NHS Lanarkshire
Could not attend (CNA) rate
7.4%
8.5%
6.5%
7.5%
7.9%
4.1%
4.3%
Did not attend (DNA) rate
1.9%
1.0%
1.2%
1.5%
1.1%
0.0%
0.0%
NHS Lothian
Could not attend (CNA) rate
7.8%
7.2%
6.8%
7.6%
8.5%
0.9%
4.7%
Did not attend (DNA) rate
1.8%
1.5%
1.0%
2.0%
1.1%
1.1%
0.2%
NHS Orkney
Could not attend (CNA) rate
7.8%
0.0%
2.9%
0.0%
11.1%
1.1%
10.0%
Did not attend (DNA) rate
0.0%
0.0%
1.7%
0.0%
0.0%
0.0%
0.0%
NHS Shetland
Could not attend (CNA) rate
7.2%
0.0%
9.8%
1.8%
1.9%
0.0%
2.9%
Did not attend (DNA) rate
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
NHS Tayside
Could not attend (CNA) rate
3.9%
3.4%
4.0%
3.2%
5.4%
0.0%
2.1%
Did not attend (DNA) rate
1.0%
1.0%
1.1%
0.6%
0.8%
0.0%
0.1%
NHS Western Isles
Could not attend (CNA) rate
6.0%
1.4%
6.2%
4.1%
7.5%
7.9%
6.9%
Did not attend (DNA) rate
0.5%
1.1%
1.8%
2.9%
2.9%
3.5%
0.0%