Table 2 Participants’ self-perceived changes in visual quality after using cannabis.
From: Effects of cannabis on visual function and self-perceived visual quality
Much worse | Slightly worse | No change | Improved | |
|---|---|---|---|---|
Do you think that smoking cannabis affects your vision? | 3.2 | 64.5 | 32.3 | 0.0 |
How does cannabis use affect perceived glare? | 16.1 | 51.6 | 32.3 | 0.0 |
How does cannabis use affect halos? | 17.3 | 51.7 | 31.0 | 0.0 |
Do you think that cannabis use affects your night vision, diminishing your ability to drive at night? | 16.1 | 58.1 | 25.8 | 0.0 |
