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Table 1 Demographic description of the study sample at base line

From: Long-term clinical and bacterial effects of xylitol on patients with fixed orthodontic appliances

  Age years (SD) Gender
M n (%) F n (%)
Gum 17.79 3 11
n = 14 (±4.594) −21.4 −78.6
Mint   4 10
  16.86 (±3.483)   
n = 14   −28.6 −71.4
Control   2 11
  18.77 (±5.585)   
n = 13   −15.4 −84.6
P value 0.153 0.709