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Table 2 Eye doctors’ responses to the question: Do you think patients could experience visual sensations during cataract surgery, and if yes, which sensations might be experienced?

From: Knowledge of patients’ visual experience during cataract surgery: a survey of eye doctors in Karachi, Pakistan

Question*

Response

Freq.

Percent**

Do you think patients could experience visual sensations during cataract surgery under regional anaesthesia? If yes, which of the following sensations might be experienced?

Yes

61

89.7

 Light perception

41

67.2

 Flashes of light

10

16.4

 Change in brightness of the light

24

39.3

 1. flashes of light

 Colors

11

18.0

 2. change in brightness of the light

 Movements

28

45.9

 3. colours

 Instruments

12

19.7

 4. movements

 Surgeon’s hands/fingers

14

23.0

 5. instruments

No

7

10.3

 6. surgeon’s hands/ fingers

Do you think patients could experience visual sensations during cataract surgery under topicalanaesthesia? If yes, which of the following sensations might be experienced?

Yes

50

98.0

 Light perception

29

58.0

 Flashes of light

8

16.0

 1. flashes of light

 Change in brightness of the light

23

46.0

 2. change in brightness of the light

 Colors

12

24.0

 3. colours

 Movements

30

60.0

 4. movements

 Instruments

16

32.0

 5. instruments

 Surgeon’s hands/fingers

15

30.0

 6. surgeon’s hands/ fingers.

No

1

2.0

  1. * A total of 68 eye doctors participated in the study. Some questions were left unanswered by a number of respondents. Cases with missing data were not included in the analyses, resulting in different sample sizes for different parts of analysis.
  2. ** Percentages add to more than 100 because participants could mention more than one type of visual perception.