Table 1 Tooth, number and percentage of root canals according to gender and pulpoperiradicular diagnosis.

From: Clinical determination of anatomical diameter in different dental groups correlating them with gender, age, tooth/canal and pulpoperiradicular diagnosis: an observational clinical study

Tooth

n./% of canals (male patients)

n./% of canals (female patients)

n./% of canals (total)

TVPNAT*

TPNNAAPDR**

TPNAAPDR***

TVPNAT*

TPNNAAPDR**

TPNAAPDR***

TVPNAT*

TPNNAAPDR**

TPNAAPDR***

Maxillary central incisor

7/1.95%

2/0.56%

12/3.34%

2/0.56%

3/0.84%

20/5.57%

9/2.51%

5/1.39%

32/8.91%

Maxillary lateral incisor

1/0.28%

1/0.28%

10/2.79%

3/0.84%

2/0.56%

14/3.9%

4/1.11%

3/0.84%

24/6.69%

Maxillary canine

3/0.84%

3/0.84%

6/1.67%

2/0.56%

2/0.56%

7/1.95%

5/1.39%

5/1.39%

13/3.62%

Maxillary first premolar

6/1.67%

2/0.56%

12/3.34%

7/1.95%

5/1.39%

16/4.46%

13/3.62%

7/1.95%

28/7.8%

Maxillary second premolar

5/1.39%

2/0.56%

9/2.51%

9/2.51%

6/1.67%

18/5.01%

14/3.9%

8/2.23%

27/7.52%

Maxillary first molar

2/0.56%

3/0.84%

5/1.39%

10/2.79%

2/0.56%

3/0.84%

12/3.34%

5/1.39%

8/2.23%

Maxillary second molar

2/0.56%

2/0.56%

1/0.28%

2/0.56%

0/0%

2/0.56%

4/1.11%

2/0.56%

3/0.84%

Maxillary third molar

0/0%

0/0%

0/0%

0/0%

0/0%

0/0%

0/0%

0/0%

0/0%

Mandibular central incisor

0/0%

0/0%

6/1.67%

0/0%

0/0%

3/0.84%

0/0%

0/0%

9/2.51%

Mandibular lateral incisor

2/0.56%

1/0.28%

5/1.39%

2/0.56%

1/0.28%

6/1.67%

4/1.11%

2/0.56%

11/3.06%

Mandibular canine

0/0%

1/0.28%

4/1.11%

0/0%

2/0.56%

3/0.84%

0/0%

3/0.84%

7/1.95%

Mandibular first premolar

1/0.28%

2/0.56%

4/1.11%

2/0.56%

3/0.84%

6/1.67%

3/0.84%

5/1.39%

10/2.79%

Mandibular second premolar

4/1.11%

1/0.28%

9/2.51%

5/1.39%

4/1.11%

13/3.62%

9/2.51%

5/1.39%

22/6.13%

Mandibular first molar

3/0.84%

1/0.28%

4/1.11%

5/1.39%

1/0.28%

5/1.39%

8/2.23%

2/0.56%

9/2.51%

Mandibular second molar

3/0.84%

2/0.56%

2/0.56%

2/0.56%

2/0.56%

8/2.23%

5/1.39%

4/1.11%

10/2.79%

Mandibular third molar

0/0%

0/0%

0/0%

0/0%

0/0%

0/0%

0/0%

0/0%

0/0%

  1. Bold: Most frequently treated teeth.
  2. *Teeth with vital pulp and normal apical tissues.
  3. **Teeth with pulp necrosis and no asymptomatic apical periodontitis diagnosed radiographically.
  4. ***Teeth with pulp necrosis and asymptomatic apical periodontitis diagnosed radiographically.
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