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Table 1 Descriptive data of the included sample

From: Salivary levels of cariogenic bacterial species during orthodontic treatment with thermoplastic aligners or fixed appliances: a prospective cohort study

Variable Aligners Brackets
Female—n (%) 8 (53%) 9 (60%)
Male—n (%) 7 (47%) 6 (40%)
Age—mean (SD) 13.9 (2.0) 13.6 (1.5)
Salivary flow rate—median (IQR) 1.2 (0.8–2.0) 1.4 (0.8–2.0)
DMFT—median (IQR) 0 (0–0) 0 (0–2.0)
s-PlI at T0—median (IQR) 24.0 (21.0–38.0) 30.0 (21.0–44.0)
s-GI T0—median (IQR) 21.0 (12.0–25.0) 31.0 (19.0–47.0)
  1. DMFT decayed, missing, and filled teeth, IQR interquartile range, SD standard deviation, s-GI simplified gingival index, s-PlI simplified plaque index