Table 5. Agreement of duplicate probing depth measurements for intra-examiner A, intra-examiner B and inter-examiner A-B for mesial, mid and distal surfaces (%).

Variation		Mesial
(mm)	A	B	A-B
±0.0	49.1	50.7	42.2
±0.5	82.3	91.0	83.8
±1.0	99.8	100.0	98.8
±1.5	100.0	100.0	99.9
±2.0	100.0	100.0	100.0
		Mid
±0.0	67.5	72.6	62.2
±0.5	93.3	97.9	92.6
±1.0	98.6	100.0	99.0
±1.5	99.3	100.0	99.8
±2.0	100.0	100.0	100.0
		Distal
±0.0	50.3	50.7	40.8
±0.5	81.3	88.6	76.3
±1.0	99.5	99.8	97.9
±1.5	100.0	100.0	99.7
±2.0	100.0	100.0	100.0