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Table 4 The mean, standard deviation (SD) values and results of repeated measures ANOVA and Tukey’s tests for percentage of decrease in apical diameter of different groups, subgroups and subdivisions

From: Evaluation of antibacterial activity of propolis on regenerative potential of necrotic immature permanent teeth in dogs

Time Intra-canal propolis paste Intra-canal TAP paste Positive control Negative control P-value
Propolis plug MTA plug Propolis plug MTA plug
Mean ± SD Mean ± SD Mean ± SD Mean ± SD Mean ± SD Mean ± SD
2 W 3.05B ± 0.97 3.37B ± 0.74 3.12B ± 0.74 3.55B ± 0.61 0.00 ± 0.00 4.00B ± 1.15 .053
1 M 6.23Ba ± 1.48 7.45 Ba ± 1.09 5.24Ba ± 1.04 7.99Ba ± 2.12 0.00b ± 0.00 8.23Ba ± 1.09 <.001*
2 M 30.50Ab ± 1.84 31.77Ab ± 1.04 32.48Ab ± 4.20 34.00Ab ± 5.59 0.00c ± 0.00 46.85Aa ± 1.03 <.001*
P-value <.001* <.001* <.001* <.001* Not computed <.001*
  1. *: Significant at P ≤ .05, Different small superscripts in the same row are statistically significantly different. Different capital superscripts in the same column are statistically significantly different. TAP: Triple antibiotic paste, MTA: Mineral trioxide aggregates