Comorbidity and Family Factors Associated with Selective Mutism

Table 1

Presentation of demographic characteristics by diagnostic group.

Demographic variables	Selective mutism group; 𝑛=29	Community comparison group; 𝑛=28
Child’s age
M	7.59	7.99
SD	2.68	2.16
Child’s gender
# female	18	20
Child’s ethnicity
(i) Asian	0%	7%
(ii) Black	0%	7%
(iii) Latino or Hispanic	7%	11%
(iv) Non-Hispanic White	83%	57%
(v) Mixed heritage	10%	18%
Number of siblings
M	1.45	1.32
SD	1.24	.82
Mother’s age
M	36.79	39.33
SD	7.64	5.05
Father’s age
M	38.57	40.74
SD	7.34	5.92
Parental marital history
(i) Married	86.30%	78.60%
(ii) Divorced/; separated	10.30%	7.20%
(iii) Never married	3.40%	14.20%
Child’s educational placement
(i) Public	75%	100%
(ii) Private	16.67%	0%
(iii) Home school	8.33%	0%

* 𝑃<.0014.