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. Author manuscript; available in PMC: 2011 Jan 1.
Published in final edited form as: J Oral Rehabil. 2009 Nov 2;37(1):11–20. doi: 10.1111/j.1365-2842.2009.02017.x

Table 4.

Test-retest reliability of instrument and the factor summary scores

Factor
(no of items; variable range)		 ICC (95% CI+) Mean of the differences
(95% CI+)		 Limits of
agreement
Temple Pain
(5; 0–135)		 0.96 (0.94 to 0.98) 1.87 (−0.39 to 4.13) −13.74 to 17.49
Jaw Pain
(10; 0–270)		 0.95 (0.93 to 0.98) 0.96 (−4.87 to 6.80) −39.38 to 41.30
Temporality of Jaw
Pain (4; 0–108) 		0.94 (0.91 to 0.97) −2.11 (−5.27 to 1.05) −23.99 to 19.77
Extent of Jaw Pain
(6; 0–162) 		0.94 (0.91 to 0.97) 3.07 (−0.51 to 6.65) −21.69 to 27.83
Extent of Jaw Muscle Pain
(3; 0–81) 		0.95 (0.92 to 0.97) 1.64 (−0.12 to 3.39) −10.48 to 13.76
Extent of Jaw Joint Pain
(3; 0–81) 		0.90 (0.84 to 0.95) 1.44 (−1.26 to 4.13) −17.19 to 20.06
SSI total
score
(15; 0–405) 		0.97 (0.96 to 0.99) 2.84 (−2.84 to 8.51) −36.40 to 42.07
+

Confidence interval