Table 3: Correlation between OHIP-14-PD and sociodemographic variables.

Variables GPS (n = 256) DCS (n = 249) Interaction with Samples
η2 r rS η2 r rS η η2
Sex - 0.076 - - 0.052 - 0.009 < 0.001
Age - - 0.051ns - - 0.168** 0.122 0.015
Education level - - -0.111ns - - -0.115ns 0.109 0.012
SES - - -0.186** - - -0.117ns 0.088 0.008
Occupation 0.063 - - 0.070 - - 0.033 0.001
Marital Status 0.004 - - 0.036 - - 0.153 0.023

SES = Subjective Socioeconomic Status. η = Partial eta, η2 = Partial eta squared, r = Transformation of the standardized U-value in a linear correlation, rs= Spearman's rank correlation coefficient. Two-tailed p-value: ns (not significant) p > 0.05, *p < 0.05, **p < 0.01, ***p < 0.001.

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