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Table 4 Risk factors for incidence of PA in pituitary adenoma patients

From: Risk factors for the incidence of apoplexy in pituitary adenoma: a single-center study from southwestern China

FactorsUnivariate OR(95%Cl)PAdjusted OR(95%Cl)P
Age (years)
 ≤ 35a1   
 36~451.068 (0.554~2.059)0.8440.871 (0.463~1.640)0.668
 46~550.929 (0.558~2.113)0.8090.744 (0.395~1.402)0.360
 ≥ 560.775 (0.574~2.106)0.7550.530 (0.253~1.109)0.092
Gender
 Femalea1 1 
 Male1.312 (0.844~2.040)0.2280.849 (0.553~1.340)0.455
Tumor size
d ≤ 2 cma1 1 
d > 2 cm3.676 (2.0821~6.491)0.0003.952 (2.211~7.053)0.000
Diabetes mellitus0.759 (0.315~1.832)0.5400.774 (0.315~1.903)0.577
Hypertension2.467 (1.287~4.726)0.0062.765 (1.411~5.416)0.007
Pathological staining
 Positive staininga,b1 1 
 Negative stainingc0.382 (0.192~0.759)0.0061.501 (1.248~5.235)0.010
  1. aReference
  2. bIncluding PRL, FSH, GH, ACTH, TSH, and multiple staining
  3. cNull cell adenoma