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. Author manuscript; available in PMC: 2015 Sep 2.
Published in final edited form as: Am J Ind Med. 2013 Nov 30;57(3):265–275. doi: 10.1002/ajim.22285

TABLE I.

Non-Adherence to Cancer Screening Recommendations Among Female Workers on Alternative Shifts by Health Insurance Status

Health insurance
Yes
No
Non-adherent, unweighted N (%) PR 95% CI Non-adherent, unweighted N (%) PR 95% CI
Breast cancer screeninga
 Daytime shift 331 (19.6) Ref 115 (57.8) Ref
 Alternative shift 129 (27.3) 1.39 1.17–1.67 67 (71.3) 1.23 1.03–1.48
Cervical cancer screeningb
 Daytime shift 429 (10.8) Ref 263 (33.8) Ref
 Alternative shift 135 (11.6) 1.07 0.88–1.30 144 (35.2) 1.04 0.87–1.25
Colorectal cancer screeningc
 Daytime shift 671 (44.6) Ref 152 (80.6) Ref
 Alternative shift 216 (50.4) 1.13 1.00–1.27 78 (81.1) 1.01 0.89–1.14

All estimates are weighted unless otherwise noted. Data include only U.S. working adult females who are part of the civilian non-institutionalized population. Findings in bold are statistically significant.

PR, prevalence ratio; CI, confidence interval.

a

Mammogram screening within the last 2 years (50–74 years old).

b

Pap smear within the last 3 years (21–65 years old).

c

Where colonoscopy was done within the last 10 years, or sigmoidoscopy within the last 5 years and fecal occult blood test within the last 3 years, or fecal occult blood test within the past year (50–75 years old).