Table 2.

Associations between cancer history, chemotherapy/immunotherapy, and risk of COVID‐19

COVID‐19/cancer status	Event/participants	Odds ratio (95% CI)
		Model 1	Model 2
Positive COVID‐19 testing
Living with cancer
No	10,249/1,784,293	1	1
Yes	155/23,266	1.65 (1.40–1.93)	1.60 (1.36–1.88)
Chemotherapy/immunotherapy
No	4,854/1,802,655	1	1
Yes	50/4,904	2.34 (1.77–3.09)	2.22 (1.68–2.94)
Predicted COVID‐19 infection
Living with cancer
No	83,874/1,784,293	1	1
Yes	725/23,266	1.38 (1.27–1.48)	1.32 (1.22–1.42)
Chemotherapy/immunotherapy
No	84,403/1,802,655	1	1
Yes	196/4,904	1.61 (1.39–1.86)	1.55 (1.33–1.79)
Hospitalization for COVID‐19
Living with cancer
No	11,698/1,784,293	1	1
Yes	370/23,266	2.69 (2.42–2.99)	2.47 (2.22–2.76)
Chemotherapy/immunotherapy
No	11,928/1,802,655
Yes	140/4,904	4.62 (3.89–5.49)	4.16 (3.50–4.95)

Model 1: adjusted for age groups, country, and date at entry.

Model 2: further adjusted for body mass index (<18.5, 18.5–24.9, 25–29.9, and ≥ 30 kg/m²), sex, history of diabetes, heart disease, lung disease, kidney disease, and current smoker status.

Abbreviations: CI, confidence interval; COVID‐19, coronavirus disease 2019.