Table 5. Intra-examiner reliability of measurements made on intraoral photographs of the dental arches (examiner A).

ICC: intraclass correlation coefficient; SD: standard deviation; TSALD: tooth size-arch length discrepancy; LII: Little's Irregularity Index; BBL: basal bone length; STS: sum of teeth sizes.

Variable	ICC	Mean difference	SD	P-value	95% confidence interval
STS	0.98	0.18	0.94	0.159	−0.07	0.45
BBL	0.98	0.07	0.89	0.543	−0.17	0.32
TSALD value	0.85	0.11	1.24	0.524	−0.23	0.46
LII	0.98	0.04	0.43	0.487	−0.08	0.16
Partial Bolton	0.99	0.12	0.41	0.947	−0.16	0.17
Overall Bolton	0.98	−0.10	0.36	0.173	−0.25	0.04