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. 2022 Jun 27;12(6):e062937. doi: 10.1136/bmjopen-2022-062937

Table 4.

Number of healthcare team–family communication encounters in the last 5 days of life in mixed effects negative binomial models (A: in-person and B: telephone)*

ModelsAnd variables examined Count† Incidence rate ratio (95% CI) P value
A. In-person encounter 2 (1–4)
 Age of decedent‡ 0.997 (0.99–1.004) 0.396
 Sex of decedent (female) 2 (1–5) 1
 Sex of decedent (male) 2 (1–4) 0.85 (0.72–0.99) 0.041
 Study group: exposure status
  Pre-COVID 3 (2–5) 1
  COVID-ve 2 (1–4) 0.76 (0.64–0.90) 0.001
  COVID+ve 0 (0–2) 0.61 (0.47–0.79) <0.001
 Care service at death
  Medicine service 2 (0–5) 1
  Intensive care unit 2 (1–3) 0.68 (0.55–0.84) <0.001
 Days in hospital‡ 1.003 (0.999–1.006) 0.411
B. Telephone communications 1 (0–3)
 Age of decedent‡ 1.005 (0.996–1.01) 0.283
 Sex of decedent (female) 1 (0–3) 1
 Sex of decedent (male) 1 (0–3) 1.002 (0.84–1.19) 0.984
 Study group: exposure status
  Pre-COVID 1 (0–1) 1
  COVID-ve 2 (1–3) 2.60 (2.09–3.25) <0.001
  COVID+ve 4 (2–5) 4.77 (3.72–6.12) <0.001
 Care service at death
  Medicine 1 (0–3) 1
  Intensive care unit 1 (0–3) 1.16 (0.93–1.43) 0.189
 Days in hospital‡ 0.998 (0.99–1.001) 0.203

Bold values were statistically significant

*Hospital site and family’s physical presence in the last 48 hours of life were both included as random effects in both models.

†Counts for categorical variables, median (Q1–Q3).

‡Treated as a continuous covariate in models.