Table 2.

Mean and SD of SDQ Total Difficulties scores for adolescents with PCHL and the HCG by gender.

	PCHLa			HCGb
	n	Mean	SD	n	Mean	SD	Standardised mean difference (SMD)	SMD 95%CI
Parent-rated
Both sexes	73	8.48	6.17	37	6.22	4.95	+0.39	0.00 to 0.79
Females	35	9.00	6.21	13	5.31	4.27	+0.64	0.00 to 1.29
Males	38	8.00	6.18	24	6.71	5.30	+0.22	−0.29 to 0.73
Teacher-rated
Both sexes	55	6.25	5.46	29	5.38	4.62	+0.17	−0.28 to 0.62
Females	24	4.83	5.30	10	3.20	3.94	+0.33	−0.41 to 1.07
Males	31	7.35	5.42	19	6.53	4.26	+0.16	−0.40 to 0.73
Self-rated
Both sexes	65	9.74	5.18	38	9.13	5.14	+0.12	−0.28 to 0.52
Females	32	8.94	5.80	13	9.00	5.31	−0.01	−0.66 to 0.63
Males	33	10.52	4.44	25	9.20	5.16	+0.28	−0.24 to 0.79

^aPCHL Permanent childhood hearing loss.

^bHCG Hearing comparison group.