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Table 3 Results of a multiple linear regression analysis on variables of vitamin D levels

From: Non-association between low vitamin d levels and aeroallergen-positivity evaluated using multiple allergen simultaneous test in Korean adults

Variables Adjusted coefficients (SD) 95% CI P-value
Sex (male) − 0.637 (0.915) − 2.437 to 1.162 0.486
Age 0.188 (0.915) 0.101 to 0.275  < 0.001*
Season
 Spring − 2.113 (1.248) − 4.567 to − 0.341 0.091
 Summer Reference   
 Fall 0.098 (1.274) − 2.409 to 2.605 0.939
 Winter − 4.114 (1.227) − 6.528 to − 1.699 0.001*
DEXA
 Normal Reference   
 Osteopenia 0.364 (0.963) − 1.531 to 2.259 0.706
 Osteoporosis 1.043 (1.871) − 2.639 to 4.725 0.578
Diabetes mellitus − 0.764 (1.160) − 3.046 to 1.519 0.511
Hypertension − 0.271 (0.543) − 3.046 to 1.519 0.618
Hypercholesterolemia − 0.164 (0.395) − 0.613 to 0.941 0.678
MAST (Positive) − 0.211 (0.904) − 1.989 to 1.567 0.816
  1. SD standard deviation, CI confidence interval, DEXA dual energy x-ray absorptiometry, MAST multiple allergen simultaneous test
  2. *Multiple linear regression analysis, with P < 0.05 considered significant