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Table 6 Comparison of DSP production in study groups in different days (Tukey HSD). (* indicates significant differences)

From: Effect of low-level laser on proliferation, angiogenic and dentinogenic differentiation of human dental pulp stem cells

Groups

Days

Mean Difference (SD)

P-value

DSP no LLLI

Day 1

Day 7

-0.64 (0.27)

0.077

Day 14

-1.32 (0.27) *

0.000

Day 7

Day 1

0.64 (0.27)

0.077

Day 14

-0.67 (0.27)

0.062

Day 14

Day 1

1.32 (0.27) *

0.000

Day 7

0.67 (0.27)

0.062

DSP single dose LLLI

Day 1

Day 7

-0.85 (0.39)

0.107

Day 14

-2.42 (0.39) *

0.000

Day 7

Day 1

0.85 (0.39)

0.107

Day 14

-1.57 (0.39) *

0.002

Day 14

Day 1

2.42 (0.39) *

0.000

Day 7

1.57 (0.39) *

0.002

DSP double dose LLLI

Day 1

Day 7

-2.90 (0.55) *

0.000

Day 14

-3.89 (0.55) *

0.000

Day 7

Day 1

2.90 (0.55) *

0.000

Day 14

-0.98 (0.55)

0.209

Day 14

Day 1

3.89 (0.55) *

0.000

Day 7

0.98 (0.55)

0.209

DSP in proliferative medium no LLLI

Day 1

Day 7

-1.13 (0.45)

0.054

Day 14

-2.43 (0.45) *

0.000

Day 7

Day 1

1.13 (0.45)

0.054

Day 14

-1.30 (0.45) *

0.026

Day 14

Day 1

2.43 (0.45) *

0.000

Day 7

1.30 (0.45) *

0.026