大部分消费者偶尔会使用护发乳，使用护发乳的情况与人口统计变数有显著相关，此外有染烫发之消费群较常使用护发乳。

The usage of hair cream is significantly related to demographics. The people who dye or perm are much often use hair cream.

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这些变量的显着改善了示范演出受到检测预测有用的人口统计变数回归分析说改善。

Those variables demonstrating significant improvement were subjected to regression analyses performed to detect the demographic variables useful in predicting said improvement.

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