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. Author manuscript; available in PMC: 2019 Jun 1.
Published in final edited form as: J Pain Symptom Manage. 2018 Feb 26;55(6):1509–1518. doi: 10.1016/j.jpainsymman.2018.02.012

Table 3.

Association between level of cognitive impairment and any pain among nursing home residents with cancer, prevalence ratios (95% confidence intervals (CI))

Level of Cognitive Impairment
None/Mild Moderate Severe
Pain self-assessment and BIMS (n=336,733) n=210,732 n=81,911 n=44,090
% any pain 67.9 55.9 41.8
Crude prevalence ratios (95% CI) 1.0 0.83 (0.82 – 0.83) 0.62 (0.62 – 0.63)
Partially adjusted prevalence ratios (95% CI)a 1.0 0.88 (0.87 – 0.89) 0.71 (0.70 – 0.71)
Fully adjusted prevalence ratios (95% CI)b 1.0 0.92 (0.92 –0.93) 0.77 (0.76 – 0.78)
Staff pain assessment and CPS (n=30,729) n=8,415 n=8,722 n=13,592
% any pain 55.5 55.0 50.5
Crude prevalence ratios (95% CI) 1.0 1.00 (0.98 – 1.03) 0.94 (0.91 – 0.96)
Partially adjusted prevalence ratios (95% CI)a 1.0 0.98 (0.95 – 1.01) 0.91 (0.88 – 0.94)
Fully adjusted prevalence ratios (95% CI)b 1.0 1.02 (0.99 – 1.05) 0.96 (0.93 – 0.99)
a

Adjusted for sociodemographic and other baseline characteristics (see Table 1) using robust Poisson regression.

b

Adjusted for sociodemographic and other baseline characteristics, health conditions, and painful comorbid conditions (see Tables 1 and 2) using robust Poisson regression