结论当有自变量不符合比例优势假定条件时，偏比例优势模型是更为合理的选择。
Conclusion The partial proportional odds model is more appropriate when proportional odds assumption was violated.
结论当有自变量不符合比例优势假定条件时，偏比例优势模型是更为合理的选择。
Conclusion The partial proportional odds model is more appropriate when proportional odds assumption was violated.
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