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. 2004 Nov;88(11):1380–1386. doi: 10.1136/bjo.2004.046193

Table 1.

 Major demographic features—safety population

Demographic feature Treatment group (n = 25) Non-treatment group * (n = 20) Difference between groups
Age (years) p = 0.0017
    Mean (SD) 50.3 (13.3) 36.1 (15.2)
    Range (22–78) (11–62)
Sex p = 0.4283†
    Number (%)
    Male 9 (36.0%) 5 (25.0%)
    Female 16 (64.0%) 15 (75.0%)
Body weight (kg) p = 0.4353†
Mean (SD) 67.5 (14.2) 63.3 (20.9)
Range (47–111) (40–132)

*n = 19 for body weight; †not significant.