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Table 1 Selected characteristics of women participating in the NJ ovarian cancer study

From: Sugary food and beverage consumption and epithelial ovarian cancer risk: a population-based case–control study

  Cases (n=205) Controls (n=390) Age-adjusted
n (%) n (%) OR (95% CI)
Education      
 High school or less 61 (29.8) 132 (33.9) 1.00 (Ref)
 College 93 (45.4) 159 (40.8) 0.90 (0.59-1.38)
 Graduate school 51 (24.9) 99 (25.4) 0.76 (0.47-1.24)
Race/ethnicity      
 White 179 (87.3) 343 (88.4) 1.00 (Ref)
 Black 9 (4.4) 17 (4.4) 1.02 (0.42-2.44)
 Other 8 (3.9) 17 (4.4) 0.82 (0.33-1.99)
 Hispanic (any race) 9 (4.4) 11 (2.8) 1.13 (0.44-2.92)
Parity*      
 0 – 1 97 (47.3) 92 (23.6) 1.00 (Ref)
 2 60 (29.3) 136 (34.9) 0.45 (0.29-0.69)
 ≥3 48 (23.4) 162 (41.5) 0.42 (0.26-0.66)
Oral contraceptive use      
 Never 85 (41.5) 192 (49.2) 1.00 (Ref)
 Ever 120 (58.5) 198 (50.8) 0.88 (0.61-1.28)
Use of HRT      
 Never 159 (77.6) 284 (72.8) 1.00 (Ref)
 Unopposed E only 22 (10.7) 34 (8.7) 1.56 (0.86-2.83)
 Any combined HRT 24 (11.7) 72 (18.5) 0.63 (0.38-1.06)
Age at menarche      
 >13 41 (20.1) 98 (25.2) 0.81 (0.51-1.28)
 12-13 117 (57.4) 200 (51.4) 1.00 (Ref)
 ≤11 46 (22.6) 91 (23.4) 0.75 (0.48-1.17)
Menopause status*      
 Premenopausal 71 (34.6) 49 (12.6)  
 Postmenopausal 134 (65.4) 341 (87.4)  
  Age at menopause      
  <40 5 (2.4) 14 (3.6) 0.77 (0.26-2.31)
  41-54 86 (42.0) 239 (61.3) 1.00 (Ref)
  ≥55 12 (5.9) 36 (9.3) 0.99 (0.48-2.02)
  Unknown 31 (15.1) 52 (13.3) 1.52 (0.91-2.56)
BMI      
Normal (<25) 91 (44.4) 180 (46.5) 1.00 (Ref)
Overweight (25-29.9) 54 (26.3) 122 (31.5) 1.07 (0.69-1.65)
Obese (30-34.9) 36 (17.6) 59 (15.3) 1.39 (0.83-2.32)
Very obese (≥35) 24 (11.7) 26 (6.7) 1.54 (0.82-2.89)
Smoking status      
Never 108 (52.7) 203 (52.1) 1.00 (Ref)
Past 78 (38.1) 149 (38.2) 1.12 (0.76-1.64)
Current 19 (9.3) 38 (9.7) 0.87 (0.46-1.62)
Tubal ligation      
No 175 (85.4) 314 (80.5) 1.00 (Ref)
Yes 30 (14.6) 76 (19.5) 0.59 (0.36-0.94)
First degree relative with ovarian cancer      
No 195 (95.1) 376 (96.4) 1.00 (Ref)
Yes 10 (4.9) 14 (3.6) 1.32 (0.55-3.17)
  1. OR: Odds Ratio, CI: Confidence Interval.
  2. * p<0.01 for frequencies.