0 |
0 On most occasions, I can stand as long as necessary without experiencing any blurry vision |
|
|
0 On most occasions, I can stand as long as necessary without experiencing any blurry vision |
1 |
1 On most occasions, I can stand more than 15 minutes before experiencing blurry vision |
|
|
1 On most occasions, I can stand more than 15 minutes before experiencing blurry vision |
2 |
2 On most occasions, I can stand 5-14 minutes before experiencing blurry vision |
|
|
2 On most occasions, I can stand 5-14 minutes before experiencing blurry vision |
3 |
3 On most occasions, I can stand 1-4 minutes before experiencing blurry vision |
|
|
3 On most occasions, I can stand 1-4 minutes before experiencing blurry vision |
4 |
4 On most occasions, I can stand less than 1 minute before experiencing blurry vision |
|
|
4 On most occasions, I can stand less than 1 minute before experiencing blurry vision |