Study of cognitive functions in major idiopathic interstitial pneumonias

The Egyptian Journal of Bronchology

Table 4 Correlation of oxygenation parameters, with MMSE and WAIS (total IQ, verbal IQ, and performance IQ)^*

		MMSE	Total IQ	Verbal IQ	Performance IQ
PaO_2,	r	0.207	0.266	0.116	0.396
PaO_2,	P value	0.273	0.156	0.542	0.030
SaO₂	r	0.185	0.140	0.010	0.311
SaO₂	P value	0.327	0.460	0.959	0.095
PA-aO₂	r	− 0.250-	− 0.276	− 0.207	− 0.315
PA-aO₂	P value	0.182	0.140	0.273	0.090

Abbreviations: PaO₂ arterial oxygen tension, SaO₂ arterial oxygen saturation, PA-aO₂ alveolar-arterial oxygen pressure difference, MMSE Mini Mental State Examination, WAIS Wechsler Adult Intelligent Score
^*Pearson correlation, the sign before (r) represent the direction of correlation, while P represents the significant of correlation, significant P value < 0.05