Evaluating the accuracy of automated cephalometric analysis based on artificial intelligence

BMC Oral Health

Table 2 The bias between manual and automatic detection and the SDR of automatic detection

Landmarks	MRE (mm)	SD (mm)	95% CI (mm)			SDR (%)
Landmarks	MRE (mm)	SD (mm)	Lower	Upper	< 1 mm		< 2 mm	< 2.5 mm	< 3 mm	< 4 mm
Skeletal landmarks (11)
S	2.61	1.88	-1.07	6.29		7.06	57.65	63.53	71.76	81.18
N	2.63	2.31	-1.90	7.16		28.24	55.29	62.35	63.53	77.65
P	2.24	1.14	0.01	4.47		11.76	51.76	62.35	78.82	95.29
Or	1.97	1.07	-0.13	4.07		16.47	58.82	72.94	87.06	96.47
A	1.39	0.87	-0.32	3.10		35.29	77.65	85.88	95.29	98.82
B	1.96	1.19	-0.37	4.29		20.00	61.18	71.76	80.00	94.12
Go	3.08	1.67	-0.19	6.35		3.53	25.88	48.24	58.82	75.29
Pg	1.31	0.57	0.19	2.43		32.94	87.06	96.47	98.82	100.00
Gn	1.77	0.53	0.73	2.81		4.71	65.88	89.41	97.65	100.00
Me	2.41	0.65	1.14	3.68		3.53	20.00	54.12	85.88	98.82
D	2.27	0.86	0.58	3.96		5.88	41.18	64.71	83.53	96.47
Average	2.15	1.37	-0.54	4.84		15.40	54.76	70.16	81.92	92.19
Dental landmarks (4)
U1 tip	1.06	0.49	0.10	2.02		45.88	97.65	98.82	98.82	98.82
U1 root	4.14	1.33	1.53	6.75		1.18	4.71	9.41	22.35	43.53
L1 tip	1.41	0.86	-0.28	3.10		31.76	87.06	94.12	96.47	97.65
L1 root	2.85	0.93	1.03	4.67		0.00	17.65	35.29	62.35	90.59
Average	2.37	1.55	-0.67	5.41		19.71	51.77	59.41	70.00	82.65
Soft tissue landmarks (4)
Prn	1.01	0.48	0.07	1.95		51.76	97.65	98.82	98.82	100.00
UL	1.40	0.78	-0.13	2.93		34.12	83.53	91.76	95.29	98.82
LL	1.80	0.74	0.35	3.25		9.41	64.71	85.88	94.12	98.82
Pg′	1.97	0.98	0.05	3.89		14.12	57.65	76.47	89.41	94.12
Average	1.54	0.85	-0.13	3.21		27.35	75.89	88.23	94.41	97.94
Total average	2.07	1.35	-0.58	4.72		18.82	58.58	71.70	82.04	91.39

ISSN: 1472-6831