Table 1 Sociodemographic profile of the sample population
From: Adaptive behavior in Chinese children with Williams syndrome
Characteristics | WS group (n = 26) | CA group (n = 40) | MA group (n = 30) | ||||||
|---|---|---|---|---|---|---|---|---|---|
Mean + SD/n | t/x2 | df | p value | Mean ± SD/n | t/x2 | df | p value | ||
Age | 89.66 ± 36.66 | 92.13 ± 30.83 | t = −0.294 | 64 | 0.770 | 36.17 ± 10.65 | t = 7.638 | 54 | 0.000 |
Sex | x2 = 0.000 | 1 | 1.000 | x2 = 0.249 | 1 | 0.618 | |||
Male | 13 | 20 | 17 | ||||||
Female | 13 | 20 | 13 | ||||||
PPVT raw score | 31.96 ± 24.71 | 101.42 + 24.55 | t = −11.205 | 64 | 0.000 | 28.3 + 13.81 | t = 0.696 | 54 | 0.489 |
Family characteristics | x2 = 4.047 | 1 | 0.044 | x2 = 1.649 | 1 | 0.199 | |||
Nuclear family, only child | 14 | 32 | 13 | ||||||
Nuclear family, Multiple children | 4 | 2 | 1 | ||||||
Extended family | 8 | 6 | 16 | ||||||
Family income (yuan/month) | x2 = 0.003 | 1 | 0.954 | x2 = 0.267 | 1 | 0.649 | |||
>7500 | 13 | 20 | 16 | ||||||
3000-7500 | 11 | 14 | 11 | ||||||
<3000 | 2 | 6 | 3 | ||||||
Caregiver Education (yrs) | x2 = 4.097 | 1 | 0.043 | x2 = 7.045 | 1 | 0.008 | |||
>12 | 9 | 23 | 18 | ||||||
9–12 | 9 | 7 | 8 | ||||||
<9 | 8 | 10 | 4 | ||||||