Journal of Rehabilitation Medicine 51-1CompleteIssue | Page 53

J. Yuan et al.
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Fig. 1. Relationship between risk factors and probability of having cerebral palsy (CP) for ordinal data.
Table II. Statistical results of multivariate logistic regression analysis
Factors
Z value
p-value
25~30 years 1 < 25 years 1.5684 (0.4643, 5.2984) 0.72 0.469
2.9719 (0.7609, 11. 6065) 1.57 0.117
≥ 30 years
Maternal age
25~30 years 1 < 20 years 1.3172 (0.4249, 4.0829) 0.48 0.633
2.2629 (0.5182, 9.8823) 1.09 0.278
> 30 years
Paternal educational level
College or above 1
High school or technical school degree 1.3327 (0.3243, 5.47689)
Junior high school degree 0.3349 (0.0538, 2.0845)
Primary education
Maternal educational level
1.0001 (0.0692, 14.4603)
College or above 1
High school or technical school degree 0.6792 (0.1330, 3.4671)
Junior high school degree 2.5414 (0.3812, 16.9422)
5.8950 (0.5165, 67.2717)
Primary education
Annual mean per capita income, yuan
OR (95% CI)
Paternal age
≤ 10,000 1
> 10,000 0.3705 (0.0852, 1.6103)
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0.40 0.690
–1.17 0.241
0.00 1.000
–0.46 0.642
0.96 0.335
1.43 0.153
–1.32 0.185