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. 2020 Aug 6;10(4):415–423. doi: 10.4103/jispcd.JISPCD_248_20

Table 2.

Toothbrushing effectiveness from baseline to 6 months of follow-up

Period Toothbrushing ability Toothbrushing Plaque index
(mean ± SD) (mean ± SD) (mean ± SD)
Baseline 0.6 ± 0.5a 2.4 ± 0.8a 1.8 ± 0.7a
F/U 2 weeks 1.9 ± 1.0b 2.8 ± 0.9a,b 1.5 ± 0.8a,b
F/U 4 weeks 2.2 ± 0.9b 3.0 ± 0.9b,c 1.2 ± 0.7b,c
F/U 3 months 2.4 ± 0.7b 3.4 ± 0.8b,c 1.1 ± 0.7b,c
F/U 6 months 2.4 ± 0.8b 3.5 ± 0.7c 0.6 ± 0.3c

SD = standard deviation

Different superscript symbols (a, b, c) in each column indicate the statistically significant difference between follow-up periods at P < .05