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Table 3 Relationships between patient characteristics and colonoscopy use within 14 months of surgery (N = 1423)

From: Variation in use of surveillance colonoscopy among colorectal cancer survivors in the United States

  Had colonoscopy N (%) Bivariate Multivariate
   OR p OR p
All 692 (49)     
Age      
   <65 years 328 (53) 1.35 <0.01 1.05 0.69
   ≥65 years 364 (45) 1.00 - 1.00 -
Sex      
   Male 393 (47) 0.87 0.19 0.87 0.26
   Female 299 (51) 1.00 - 1.00 -
Site of tumor      
   Colon 576 (50) 1.28 0.08 1.41 0.02
   Rectum 116 (44) 1.00 - 1.00 -
Stage      
   I 192 (46) 1.00 - 1.00 -
   II 244 (49) 1.01 0.92 0.89 0.44
   III 255 (50) 1.12 0.30 0.68 0.04
Comorbidities      
   None 197 (55) 1.00 - 1.00 -
   Mild 330 (52) 1.25 0.04 0.92 0.56
   Moderate 110 (43) 0.76 0.046 0.69 0.04
   Severe 55 (32) 0.45 <0.01 0.44 <0.01
Race/ethnicity      
   Non-Hispanic White 468 (49) 1.00 - 1.00 -
   Non-Hispanic Black 120 (47) 0.91 0.48 0.89 0.48
   Hispanic 38 (45) 0.87 0.54 0.95 0.83
   Other 66 (54) 1.25 0.24 1.50 0.05
Education      
   <high school 328 (46) 1.00 - 1.00 -
   ≥High school 364 (51) 1.22 0.07 1.07 0.62
Annual income      
   <$50,000 364 (44) 0.66 <0.01 0.74 0.05
   ≥$50,000 328 (55) 1.00 - 1.00 -
Marital status      
   Married 415 (51) 1.20 0.09 1.03 0.79
   Not married 277 (46) 1.00 - 1.00 -
Site of care      
   Alabama 156 (51) 1.13 0.35 1.92 <0.01
   Los Angeles 144 (48) 0.97 0.81 1.49 0.03
   North Carolina 236 (57) 1.58 0.00 2.32 <0.01
   VA hospitals 66 (40) 0.67 0.02 1.38 0.16
   Managed care 90 (38) 1.00 - 1.00 -
Saw a primary care provider      
   Yes 440 (51) 1.22 0.06 1.44 <0.01
   No 252 (46) 1.00 - 1.00 -
Saw a medical oncologist      
   Yes 530 (51) 1.49 <0.01 1.23 0.17
   No 162 (41) 1.00 - 1.00 -
Had adjuvant chemotherapy      
   Yes 332 (56) 1.69 <0.01 1.75 <0.01
   No 360 (43) 1.00 - 1.00 -
  1. Note: OR = odds ratio.