Table 7. Demographics and total psychological questionnaire scores in our sample of female carriers of genetic mutations associated with X-linked ichthyosis (XLI) and adult males with XLI.
| Female carriers for XLI-associated mutations (n = 91–94) | Males with XLI (n = 44–58, [9]) | Statistical comparison | ||
|---|---|---|---|---|
| Demographic measure | Age (yrs) | 38.5 (95%CI: 36–41) | 39.5 (95%CI: 33–47) | U = 2716.5, p = 0.97 |
|
Country of residence (UK/USA/Other) |
36 (38%)/27(29%)/31(33%) | 23(40%)/19(32%)/16(28%) | χ2[2] = 0.55, p = 0.76 | |
|
Handedness (Right/Left or Mixed) |
83(88%)/11(12%) | 49(84%)/9(16%) | χ2[1] = 0.18, p = 0.67 | |
|
Ethnicity (White European or Hispanic/Other) |
84(89%)/10(11%) | 46(79%)/12(21%) | χ2[1] = 2.17, p = 0.14 | |
|
Highest level of education (No formal or high school/college or University/postgraduate) |
24(26%)/53(56%)/17(18%) | 24(41%)/32(55%)/2(4%) | χ2[2] = 9.01, p = 0.01 | |
| Psychological questionnaire measure | Total ASRS score | 35.3±13.5 | 36.7±11.6 | t[141] = -0.60, p = 0.55 |
| Total BIS-11 score | 65.8±12.4 | 68.8±14.1 | t[137] = -1.32, p = 0.19 | |
| Total AQ score | 21.0 (95%CI: 18.0–23.0); 21.6±8.8 | 23.9±5.9 | U = 1604.5, p = 0.05 | |
| Total K10 score | 23.0 (95%CI: 20.0–25.0); 23.6±8.5 | 28.4±9.5 | U = 1393.0, p<0.005 | |