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Table 1 Demographic data from both treated groups

From: Metamizole versus placebo for panretinal photocoagulation pain control: a prospective double-masked randomized controlled study

Group characteristics

Age

 Mean value (years)

52.9 (±9.4)

 

N

%

Sex

 Female

10

47.6

 Male

11

52.4

Education

 Preliminary school

11

52.4

 High school

8

38.1

 None

2

9.5

Race

 White

12

57.1

 Black

4

19.0

 Miscegenous

5

23.8

Diabetes

 DM type 1

4

19.0

 DM type 2

17

81.0

Total

21

100.0