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Table 2: Scores of the Perceived Stress Scale questionnaire

From: Oxymetazoline hydrochloride ophthalmic solution, 0.1%, boosts the effects of botulinum toxin on blepharospasm: a case series

Question

Patient A scores

Patient C scores

1. In the last month, how often have you been upset because of something that happened unexpectedly?

2

2

2. In the last month, how often have you felt that you were unable to control the important things in your life?

1

2

3. In the last month, how often have you felt nervous and stressed?

2

2

4. In the last month, how often have you felt confident about your ability to handle your personal problems?

1

2

5. In the last month, how often have you felt that things were going your way?

3

2

6. In the last month, how often have you found that you could not cope with all the things that you had to do?

1

2

7. In the last month, how often have you been able to control irritations in your life?

3

2

8. In the last month, how often have you felt that you were on top of things?

3

1

9. In the last month, how often have you been angered because of things that happened that were outside of your control?

1

2

10. In the last month, how often have you felt difficulties were piling up so high that you could not overcome them?

0

2

Total scorea (Reverse responses to #4, #5, #7, #8: 0 = 4, 1 = 3, 2 = 2, 3 = 1)

13

21

  1. Scores: 0 = never; 1 = almost never; 2 = sometimes; 3 = fairly often; 4 = very often
  2. Patient B deferred to complete this part of the study
  3. aTotal score: 0-13 indicates low levels of psychological stress, 14-26 indicates moderate stress, and 27-40 indicates high stress