Table 2. The factors associated with parenting stress of mothers.
| Variables | Parenting Stress | ||
| Mean (SD) | |||
| Child | Sex | Male | 146.56 (33.85) |
| Female | 139.49 (30.13) | ||
| Age | Less than 24 months | 143.23 (32.81) | |
| Between 24–72 months | 139.91 (34.20) | ||
| More than 72 months | 144.96 (30.89) | ||
| Term of disability * | Less than 1 year | 145.00 (31.49) | |
| Between 1–3 years | 139.39 (36.12) | ||
| Between 3–5 years | 127.20 (32.17) | ||
| More than 5 years | 148.33 (29.74) | ||
| Severity of disability ** | Mild | 125.57 (33.05) | |
| Average severity | 143.97 (31.57) | ||
| Very severe | 152.12 (28.01) | ||
| Mother | Age | Less than 30 years of age | 131.43 (26.42) |
| More than 30 years of age | 142.77 (32.05) | ||
| Level of education* | High school graduate or lower | 149.67 (32.52) | |
| University graduate or higher | 138.74 (31.29) | ||
| Family income ** | Less than 1,000,000 KRW | 165.63 (18.21) | |
| Between 1,000,000–3,000,000 KRW | 148.99 (31.67) | ||
| Between 3,000,000–5,000,000 KRW | 138.78 (28.95) | ||
| More than 5,000,000 KRW | 127.96 (38.20) | ||
| Health conditions ** | very unhealthy | 142.71 (42.57) | |
| unhealthy | 155.41 (33.58) | ||
| healthy | 145.46 (30.83) | ||
| very healthy | 129.78 (28.21) | ||
* p<0.05, ** p<0.01