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Table 1 Median (Means ± Standard deviation) of microhardness in all experimental groups

From: Assessment of sodium thiosulfate neutralizing effect on micro-hardness of dentin treated with sodium hypochlorite

Group Median (mean ± SD)
0.9% NaCl for 15 min (control group) + 1-week incubation period 59.44 (59.40 ± 6.81)a
1. 2.5% NaOCL for 15 min + without incubation period 38.87 (39.44 ± 4.37)bc
2. 2.5% NaOCL for 15 min + 1-week incubation period 26.80 (28.02 ± 7.22)d
3. 2.5% NaOCL for 15 min irrigated with NaCl followed by 5% TS for 10 min + 1-week incubation period 33.12 (31.41 ± 4.80)cd
4. 0.9% NaCl for 15 min followed by 5% TS for 10 min + 1-week incubation period 41.83 (40.45 ± 6.70)b
  1. The same superscript letters in the column are not statistically significant (p > 0.05)