Table 1. Distribution of maxillary teeth, mandibular teeth, and all maxillary and mandibular teeth together among both genders according to number of roots and number of canals.
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Upper Teeth | Lower Teeth | ALL Teeth | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M | F | Total | P | M | F | Total | P | M | F | Total | P | ||
| Number of roots | |||||||||||||
|
|
1 root | 777 (64.4) | 836 (65.3) | 1613 (64.9) | 0.315 | 962 (74.5) | 1033 (76.9) | 1995 (75.7) | 0.100 | 1739 (69.6) | 1869 (71.2) | 3608 (70.5) | 0.064 |
| 2 roots | 130 (10.8) | 115 (9.0) | 245 (9.9) | 321 (24.5) | 296 (22.0) | 617 (23.4) | 451 (18.1) | 411 (15.7) | 862 (16.8) | ||||
| 3 roots | 299 (24.8) | 329 (25.7) | 628 (25.3) | 8 (0.6) |
15 (1.1) | 23 (0.9) | 307 (12.3) | 344 (13.1) | 651 (12.7) | ||||
| Total | 1206 (48.5) | 1280 (51.5) | 2486 (100.0) | 1291 (49.0) | 1344 (51.0) | 2635 (100.0) | 2497 (48.8) | 2624 (51.2) | 5121 (100.0) | ||||
| Number of canals | |||||||||||||
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1 canal | 621 (51.5) | 679 (53.0) | 1300 (52.3) | 0.014* | 751 (58.2) | 851 (63.3) | 1602 (60.8) | 0.050 | 1372 (54.9) | 1530 (58.3) | 2902 (56.7) | 0.082 |
| 2 canals | 283 (23.5) | 268 (20.9) | 551 (22.2) | 220 (17.0) | 203 (15.1) | 423 (16.1) | 503 (20.1) | 471 (17.9) | 974 (19.0) | ||||
| 3 canals | 59 (4.9) |
98 (7.7) | 157 (6.3) | 260 (20.1) | 229 (17.0) | 489 (18.6) | 319 (12.8) | 327 (12.5) | 646 (12.6) | ||||
| 4 canals | 243 (20.1) | 235 (18.4) | 478 (19.2) | 60 (4.6) | 61 (4.5) | 121 (4.6) | 303 (12.1) | 296 (11.3) | 599 (11.7) | ||||
| Total | 1206 (48.5) | 1280 (51.5) | 2486 (100.0) | 1291 (49.0) | 1344 (51.0) | 2635 (100.0) | 2497 (48.8) | 2624 (51.2) | 5121 (100.0) | ||||
| * Significant at P< 0.05 | |||||||||||||