13 October 2021>: Clinical Research
Comparing the Traditional Versus Conservative Endodontic Access Cavities Design of the Maxillary First Molar: Using Cone-Beam Computed Tomography
Huachao Sui 1ABE* , Bo Zhao 2ABE* , Haidan Nie 1BE* , Xin Hao 1BG , Feng Qiao 3C , Cuicui Sun 1C , Changyi Li 4G , Liwen Zhou 1E , Ligeng Wu 1AG*DOI: 10.12659/MSM.932410
Med Sci Monit 2021; 27:e932410
Table 5 Single-factor analysis of 8 coordinate points for males and females.
Variable | Sex | Statistic | P-value | |
---|---|---|---|---|
Age (years) | Men | 30.5 (10–43) | 34533 | 0.00* |
Women | 26.0 (10–33.75) | |||
x (mm) | Men | 11.12±0.52a | 0.1798 | 0.672 |
Women | 10.86±0.5a | |||
y (mm) | Men | 10.67 (10.33–11)b | 15.12 | 0.00* |
Women | 10.50 (10.17–10.83)b | |||
x (mm) | Men | 3.33 (3.13–3.5)b | 6.95 | 0.01* |
Women | 3.25 (3.08–3.42)b | |||
y (mm) | Men | 3.67 (3.5–3.92)b | 6.38 | 0.01* |
Women | 3.58 (3.38–3.83)b | |||
x (mm) | Men | 3.83 (3.58–4.16)b | 14.90 | 0.00* |
Women | 3.67 (3.5–3.92)b | |||
y (mm) | Men | 6.58 (6.25–6.92)b | 19.43 | 0.00* |
Women | 6.42 (6.17–6.75)b | |||
x (mm) | Men | 7.39±0.52a | 2.459 | 0.118 |
Women | 7.09±0.47a | |||
y (mm) | Men | 7.00 (6.75–7.33)b | 16.79 | 0.00* |
Women | 6.83 (6.5–7.17)b | |||
x (mm) | Men | 7.25 (7–7.56)b | 29.21 | 0.00* |
Women | 7.08 (6.75–7.33)b | |||
y (mm) | Men | 4.63 (4.38–4.92)b | 1.13 | 0.29 |
Women | 4.58 (4.33–4.91)b | |||
x (mm) | Men | 3.04 (2.58–3.38)b | 0.23 | 0.64 |
Women | 3.00 (2.75–3.33)b | |||
y (mm) | Men | 4.75 (4.33–5.17)b | 4.81 | 0.03* |
Women | 4.66 (4.25–5)b | |||
x (mm) | Men | 3.83 (3.5–4.25)b | 4.41 | 0.04* |
Women | 3.75 (3.5–4.08)b | |||
y (mm) | Men | 6.65 (6.33–7)b | 16.16 | 0.00* |
Women | 6.50 (6.17–6.83)b | |||
x (mm) | Men | 7.42 (7.08–7.75)b | 36.00 | 0.00* |
Women | 7.08 (6.77–7.5)b | |||
y (mm) | Men | 6.41±0.53a | 0.998 | 0.318 |
Women | 6.3±0.48a | |||
PHPA (mm) | Men | 9.61 (8.31–11.18)b | 19.79 | 0.00* |
Women | 8.91 (7.85–10.29)b | |||
RCOPA (mm) | Men | 3.40 (2.78–4.27)b | 11.03 | 0.00* |
Women | 3.16 (2.5–3.82)b | |||
Ratio | Men | 2.84 (2.28–3.48)b | 0.02 | 0.88 |
Women | 2.80 (2.31–3.43)b | |||
a ANOVA; b Kruskal-Wallis. * P The definitions of x…x, y…y are shown in . PHPA – pulp horn projection-connecting lines area; RCOPA – root canal orifice projection-connecting lines area. |