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Table 1 Time (days) until leakage occurred, as evidenced by turbidity of media in the lower chamber, for each sample and by treatment

From: The effect of smear layer on bacterial penetration through roots obturated using zinc oxide eugenol-based sealer

Treatment Group (SL = smear layer)

Time To Leakage (days)

SL intact

20

SL intact

29

SL intact

44

SL intact

78

SL intact

101

SL intact

did not leak

SL intact

did not leak

SL intact

did not leak

SL intact positive control

1

SL intact positive control

1

SL intact negative control

did not leak

SL intact negative control

did not leak

SL intact negative control

did not leak

SL intact negative control

did not leak

SL intact negative control

did not leak

SL removed

14

SL removed

16

SL removed

19

SL removed

24

SL removed

25

SL removed

70

SL removed

92

SL removed

110

SL removed positive control

1

SL removed positive control

1

SL removed negative control

did not leak

SL removed negative control

did not leak

SL removed negative control

did not leak

SL removed negative control

did not leak

SL removed negative control

did not leak