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Table 3 Observed and maximum likelihood estimated time intervals

From: Epidemiological and clinical characteristics of 161 discharged cases with coronavirus disease 2019 in Shanghai, China

Time Intervals Overall (N = 161) Onset before 24 January (N = 75) a Onset after 24 January (N = 86) p
Observed, median (IQR) Estimated, median (95% CI) Observed, median (IQR) Estimated, median (95% CI) Observed, median (IQR) Estimated, median (95% CI)  
Onset to first medical visit (days) 2.0 (0.0–4.0) 1.0 (0.6–1.2) 2.0 (1.0–6.0) 1.7 (1.1–2.5) 1.0 (0.0–3.0) 0.6 (0.3–0.8) < 0·001
Onset to admission (days) 3.0 (1.0–6.0) 2.0 (1.5–2.6) 5.0 (3.0–9.0) 3.7 (2.8–5.2) 2.0 (0.0–3.3) 1.1 (0.6–1.5) < 0·001
Onset to disease confirmation (days) 5.0 (3.0–9.0) 5.2 (4.6–5.7) 8.0 (5.0–11.0) 7.3 (6.3–8.2) 4.0 (2.0–6.0) 3.7 (3.2–4.2) < 0·001
Admission to discharge (days) 14.0 (11.0–17.0) 14.0 (13.3–14..6) 15.0 (11.0–17.0) 14.4 (13.3–15.4) 14.0 (11.0–17.0) 13.7 (12.9–14.4) 0.19
Onset to discharge (days) 19.0 (15.0–22.0) 18.1 (17.4–18.8) 21.0 (19.0–23.0) 20.5 (19.5–21.5) 17.0 (14.0–19.0) 16.2 (15.4–17.0) < 0·001
  1. ainclude 24 January.