Interrater and intrarater reliability of photoplethysmography for measuring toe blood pressure and toe-brachial index in people with diabetes mellitus

Table 3 Interrater reliability of PPG for measuring toe blood pressure and TBI in 60 people with diabetes mellitus

Variable	Assessor 1 Mean (SD)	Assessor 2 Mean (SD)	ICC_2,2	95% CI	SEM
Toe pressure, mmHg	98.7 (29.3)	102.1 (27.3)	0.93	0.88 – 0.96	4
Brachial pressure, mmHg	130.7 (24.2)	129.1 (22.2)	0.66	0.42 – 0.79	14
TBI	0.78 (0.26)	0.81 (0.24)	0.85	0.79 – 0.91	0.07

ISSN: 1757-1146