Table 1 Shape recovery ratio of clear aligners specimens (%).

From: Evaluation of the effects of temperature and centrifugation time on elimination of uncured resin from 3D-printed dental aligners

Duration (mins)

NT

RT-2

RT-4

RT-6

HT-2

HT-4

HT-6

0

48.29 ± 2.98Aa

45.86 ± 1.32Aa

44.28 ± 2.69Aa

44.00 ± 2.72Aa

46.44 ± 2.90Aa

48.26 ± 2.11Aa

46.81 ± 1.87Aa

10

79.74 ± 5.66Ab

81.6 ± 9.33Ab

75.64 ± 9.91Ab

83.44 ± 5.41Ab

79.10 ± 9.73Ab

80.32 ± 8.91Ab

74.88 ± 3.61Ab

30

92.18 ± 2.49Ac

90.82 ± 4.26Ac

91.74 ± 3.73Ac

93.35 ± 3.73Ac

95.32 ± 1.87Ac

94.91 ± 5.11Ac

92.91 ± 3.09Ac

60

96.80 ± 1.01Ad

96.93 ± 2.94Ad

95.91 ± 1.21Ad

98.79 ± 1.77Ad

99.23 ± 1.16Ad

99.37 ± 3.82Ad

98.70 ± 4.17Ad

  1. Same capital letters indicate no significant differences in the average between groups at the same minutes. Different lowercase letters indicate significant difference between relaxation time within the same group(P < 0.05).
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