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Volume 17, Number 10—October 2011

Dispatch

Timeliness of Surveillance during Outbreak of Shiga Toxin–producing Escherichia coli Infection, Germany, 2011

Mathias AltmannComments to Author , Anke Spode, Doris Altmann, Maria Wadl, Justus Benzler, Tim Eckmanns, Gérard Krause, and Matthias an der Heiden

Author affiliations: Robert Koch Institute, Berlin, Germany (M. Altmann, M. Wadl, D. Altmann, J. Benzler, T. Eckmanns, G. Krause, M. an der Heiden); Health Department of the Hamburg Northern District, Hamburg, Germany (A. Spode)

Main Article

Table 2

Median reporting intervals, in days, for 13,400 Shiga toxin–producing Escherichia coli cases in 3 periods, Germany*

Interval† Period A
Period B
Period C
Total no./N‡ (%)
No./N‡ (%) Med (IQR) No./N‡ (%) Med (IQR) No./N‡ (%) Med (IQR)
From symptom onset to 9,365/13,400§ (70)
Diagnosis 4,734/6,700 (71) 8 (5–16) 368/494
(74) 9 (6–13) 1,606/2,171 (74) 4 (3–6) 6,708/9,365 (72)
Notification to LHD 4,652/6,700 (69) 11 (7–18) 423/494
(86) 10 (7–15) 1,848/2,171 (85) 5 (3–7) 6,923/9,365 (74)
Report to RKI
6,700/6,700 (100)
20 (14–30)

494/494 (100)
15 (11–20)

2,171/2,171 (100)
9 (6–12)
9,365/9,365 (100)
From diagnosis to 9,261/13,400§ (69)
Notification to LHD 6,088/6,802 (90) 1 (0–3) 69/70
(99) 2 (0–6) 2,353/2,389 (98) 0 (0–1) 8,510/9,261 (92)
Report to RKI
6,802/6,802 (100)
9 (6–14)

70/70
(100)
9.5 (7–13)

2,389/2,389 (100)
4 (2–6)
9,261/9,261 (100)
From notification to LDH to 9,529/13,400§ (71)
Report to RKI 6,712/6,712 (100) 7 (4–11) 50/50
(100) 8 (6–11) 2,767/2,767 (100) 3 (1–5) 9,529/9,529 (100)

*Period A, 2003 Jan 1–2011 Apr 30; Period B, 2011 May 1–2011 May 18; Period C, 2011 May 19–2011 Jun 22; med, median; IQR, interquartile range; LHD, local health department; RKI, Robert Koch Institute.
†Classification of the interval in 1 of the 3 periods according to the first date of this interval.
‡No./N, no. patients having available data for both dates of the interval/no. patients having available data for the first date of the interval.
§No. patients having available data for this date/total number of Shiga toxin–producing Escherichia coli cases.

*Period A, 2003 Jan 1–2011 Apr 30; Period B, 2011 May 1–2011 May 18; Period C, 2011 May 19–2011 Jun 22; med, median; IQR, interquartile range; LHD, local health department; RKI, Robert Koch Institute.
†Classification of the interval in 1 of the 3 periods according to the first date of this interval.
‡No./N, no. patients having available data for both dates of the interval/no. patients having available data for the first date of the interval.
§No. patients having available data for this date/total number of Shiga toxin–producing Escherichia coli cases.

*Period A, 2003 Jan 1–2011 Apr 30; Period B, 2011 May 1–2011 May 18; Period C, 2011 May 19–2011 Jun 22; med, median; IQR, interquartile range; LHD, local health department; RKI, Robert Koch Institute.
†Classification of the interval in 1 of the 3 periods according to the first date of this interval.
‡No./N, no. patients having available data for both dates of the interval/no. patients having available data for the first date of the interval.
§No. patients having available data for this date/total number of Shiga toxin–producing Escherichia coli cases.

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