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Table 2 Demographic data of participants

From: Nitric oxide is negatively correlated to pain during acute inflammation

Protocol Microdialysis Glyceryl trinitrate Gene Expression
  All subjects Successful sampling       
Treatment Placebo Ketorolac Placebo Ketorolac Placebo 100 μg 150 μg 200 μg Placebo Ketorolac
Number 24 20 19 10 20 18 19 18 15 13
Age 20.4 ± 3.9 19.0 ± 2.4 19.9 ± 3.3 20.0 ± 2.7 22.9 ± 5.4 20.1 ± 3.6 22.0 ± 4.9 22.4 ± 5.4 19.3 ± 3.5 18.9 ± 2.8
Gender M/F 7/17 5/15 3/15 1/8 15/5 12/6 9/10 9/9 8/7 8/5
Race  
White 18 14 12 6 15 12 13 14 13 10
African 3 3 3 2 1 4 2 2 -- 2
Others 3 3 3 1 4 2 4 2 2 1
Difficulty* 3.5 ± 0.6 3.5 ± .05 3.5 ± 0.6 3.5 ± 0.5 2.95 ± 0.8 3.2 ± 0.9 3.4 ± 0.8 3.3 ± 0.7 7.3 ± 0.9 7.2 ± 0.9
Rescue Medicine 14 (58%) 6 (30%) 11 (61%) 3 (33%) N/A N/A N/A N/A 9 (60%) 5 (38%)
  1. Data presented as mean ± S.D.
  2. * Extraction difficulty is the sum calculated by assigning a score of (2) for soft tissue impactions, (3) for partial bony impactions and (4) for full bony impactions.