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Table 1 Characteristics of the study population

From: Determination of reference intervals of serum levels of human epididymis protein 4 (HE4) in Chinese women

Parameter n (%)
Menopausal  
 Pre-menopause 1213 (51.6)
 Post-menopause 1137 (48.4)
 Unknown 1
Healthy 618 (26.3)
Benign disease 767 (32.6)
 Benign gynecologic tumor 348
 Other gynecological disease 70
 Pregnant 108
 Congestive heart failure 43
 Renal failure 74
 Other benign diseases 124
Malignant disease 951 (40.5)
 Epithelial ovarian cancer (EOC) 287
  Stage I 33
  Stage II 37
  Stage III 121
  Stage IV 35
  Unknown 61
 Endometrial cancer 136
 Breast cancer 178
 Gastrointestinal cancer 139
 Lung cancer 145
 Bladder cancer 66
Mixed benign and malignant disease 15 (0.6)
Total 2351
Age median (range) 49 (18–95)