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Table 2 COVID-19 mortality according diabetes or without diabetes

From: Diabetes, obesity, and insulin resistance in COVID-19: molecular interrelationship and therapeutic implications

  Study type Population (n.) With diabetes n. (%) Covid-19 mortality
With diabetes
n. (%)
Without diabetes
n. (%)
P-value or RR*
Zhang et al. [97] Retrospective 258 63 (24) 7 (11.1) 8 (4.1) 0.039
Zhou et al. [30] Retrospective 191 36 (19) 17 (31) 19 (14) 0.0051
Zhu et al. [89] Retrospective 7337 952 (13) 74 (7.8) 174 (2.7) < 0.001
Yan et al. [98] Retrospective 193 48 (25) 39 (81.3) 69 (47.6) < 0.001
Barron et al. [99] Cohort-study 61,414,470 2,864,670 (4.7) 7434 (31.4) 15,831 (0.02) 2.03 (1.97–2.09)*
  1. RR* relative risk