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Table 3 Multiple stepwise regression analysis between SpO2 and other parameters

From: Individual variations and sex differences in hemodynamics with percutaneous arterial oxygen saturation (SpO2) in young Andean highlanders in Bolivia

 

Total (n = 100)

Men (n = 50)

Women (n = 50)

β (95% CI)

p value

r2

β (95% CI)

p value

r2

β (95% CI)

p value

r2

Sex (women)

1.446 (0.401, 2.490)

0.007

 

–

–

 

–

–

 

Finger temperature (°C)

0.286 (0.006, 0.514)

0.014

 

0.308 (0.032, 0.585)

0.030

 

0.391 (0.078, 0.704)

0.015

 

Heart rate (bpm)

− 0.052 (− 0.099, − 0.006)

0.029

 

− 0.089 (− 0.151, − 0.256)

0.007

 

–

–

 

Physical activity (yes)

− 0.961 (− 1.944, 0.023)

0.056

 

–

–

 

–

–

 

DBP (mmHg)

− 0.046 (− 0.106, 0.015)

0.140

 

–

–

 

–

–

 
   

0.210

  

0.182

  

0.116

  1. β standardized regression coefficient, 95% CI 95% confidence interval, DBP diastolic blood pressure, r2 coefficient of determination for model
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Journal of Physiological Anthropology

ISSN: 1880-6805

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