Prevalence of Three-Rooted Mandibular First Molars among Indians Using SCT

Table 2

Distances from DL orifice to other 3 orifices in 25 permanent three-rooted right and left mandibular first molars.

Teeth	Distance (mm)
	DLO-DBO	DLO-MBO	DLO-MLO
# 36 (𝑛=10)	2.80±0.41	4.18±0.79	3.25±0.52
# 46 (𝑛=15)	2.79±0.27	4.28±0.83	3.33±0.53
Total (𝑛=25)	2.79±0.34	4.23±0.81	3.29±0.52

Distolingual orifice (DLO); distobuccal orifice (DBO); mesiobuccal orifice (MBO); mesiolingual orifice (MLO).