Pairwise comparison
Contrast	Difference b	Test (df a )	p
Audiogram – Self test	−0.19	t = −0.228 (179)	1.000
Audiogram – Try	−0.20	t = −0.242 (178)	1.000
Audiogram – Questionnaire	−1.51	t = −1.793 (180)	.473
Audiogram – Random	1.47	t = 1.773 (178)	.486
Audiogram – NAL2	0.75	t = 0.895 (179)	.947
Self test – Try	−0.01	t = −0.014 (179)	1.000
Self test – Questionnaire	1.32	t = 1.544 (181)	.636
Self test – Random	−1.66	t = −2.001 (178)	.346
Self test – NAL2	−0.94	t = −1.124 (179)	.871
Try – Questionnaire	1.31	t = 1.564 (179)	.623
Try – Random	−1.67	t = −2.01 (179)	.341
Try – NAL2	−0.95	t = −1.128 (179)	.869
Questionnaire – Random	2.98	t = 3.507 (180)	.007
Questionnaire – NAL2	2.26	t = 2.615 (181)	.099
Random – NAL2	0.73	t = 0.870 (179)	.953

^a Satterthwaite degrees of freedom.

^b Better-ear PTA fixed at 33, loudness rating fixed at 5.37, and clarity/pleasant rating fixed at 7.98.