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Table 1 Demographic characteristics of the total study population

From: Diagnostic pitfalls of hyperprolactinemia: the importance of sequential pituitary imaging

Characteristic Non-functioning adenoma Prolactinoma P value
Age, years old Range (median) 23-80 (60) 14-82 (38) < 0.001*
Sex Male (%) 98 (46.2) 20 (21.1) 0.05
  Female (%) 114 (53.8) 75 (78.9) -
Tumor size Maximum Diameter (mean ± SD, mm) 23.4 ± 6.3 15.4 ± 9.0 < 0.001*
Serum prolactin concentration (mean ± SD, ng/ml) 28.4 ± 32.1 747.0 ± 1548.9 < 0.001*
  1. *statistically significant.
  2. SD, standard deviation.