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Table 1 Description of survivors of young adult malignancies and matched controls cohort at diagnosis/referent dates

From: Patterns of diagnostic imaging and associated radiation exposure among long-term survivors of young adult cancer: a population-based cohort study

  Survivors Controls
(n = 20,911) (n = 104,524)
Age, mean (SD) 36 (6.3) 36 (6.3)
Median Follow-up Yearsa (IQR) 13.5 (5.0,18.0) 13.5 (5.0,18.0)
Sex   
  Male 6,801 (32.3) 33,997 (32.3)
  Female 14,110 (67.7) 70,527 (67.7)
Malignancy Type   
  Breast 4581 (21.9) -
  Gynecologicb 2782 (13.3) -
  Thyroid 2388 (11.4) -
  Melanoma 2088 (10.0) -
  Testicular 1390 (6.6) -
  Non-Hodgkin Lymphoma 1277 (6.1) -
  Hodgkin Lymphoma 1072 (5.1) -
  Urologic 895 (4.3) -
  Other 887 (4.2) -
  Colorectal 785 (3.8) -
  Head & Neck 768 (3.7) -
  Brain 632 (3.0) -
  Bone & Soft-tissue 463 (2.2) -
  Chest & Lung 345 (1.6) -
  Leukemia 284 (1.4) -
  Upper Gastrointestinal 274 (1.3) -
Received Radiation 6,517 (32.1)  
Evidence of Recurrence 1,199 (7.2) -
Diedc 1,270 (6.1) 1,600 (1.5)
Income Quintile   
  1 (lowest) 3,983 (19.0) 20,709 (19.8)
  2 4,082 (19.5) 20,701 (19.8)
  3 4,176 (20.0) 21,084 (20.2)
  4 4,425 (21.2) 21,604 (20.7)
  5 (highest) 4,245 (20.3) 20,426 (19.5)
  1. Percentages reported in parenthesis, except for age and median follow -up time
  2. aFrom date of diagnosis/reference.
  3. bIncludes ovarian, uterine and cervical malignancies.
  4. cAfter 5-year survival.
  5. Abbreviations: SD, standard deviation; IQR, interquartile range