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Volume 9, Number 6—June 2003
Research

Serogroup W-135 Meningococcal Disease during the Hajj, 2000

Jairam R. Lingappa*Comments to Author , Abdullah M. Al-Rabeah†, Rana Hajjeh*, Tajammal Mustafa†, Adel Fatani†, Tami Al-Bassam†, Amira Badukhan†, Abdulhafiz Turkistani†, Nassen Al-Hamdan†, Mohamed Al-Jeffri†, Yaqoub Al Mazrou†, Bradley A. Perkins*, Tanja Popovic*, Leonard W. Mayer*, and Nancy E. Rosenstein*
Author affiliations: *Centers for Disease Control and Prevention, Atlanta, Georgia, USA; †Saudi Arabian Ministry of Health, Riyadh, Kingdom of Saudi Arabia

Main Article

Table 1

Demographic characteristics of patients with confirmed meningococcal disease, Saudi Arabiaa

Feature All cases, n=253 (%) Serogroup-specific cases, n (%)
W-135, n=93 A, n=60
Median date of hospital admission (range)
Mar 29 (Jan 24–June 2)
Apr 5 (Feb 22–May 24)
Mar 22(Feb 20–May 26)
Femaleb
118 (47)
48 (52)
20 (33)
Median age, y (range)
40 (0.2 to 80)
35 (0.2 to 80)
42 (2 to 75)
No. of cases identified in Jeddah
41 (16)
3 (3)
3 (5)
No. of cases identified in Meccab
158 (62)
53 (57)
50 (83)
No. of cases identified in Medinab
54 (21)
37 (40)
7 (12)
National statusb



Resident (Saudi/non-Saudi background)
98 (39)
43 (46)
17 (29)
Hajj or Umrah traveler
143 (57)
48 (52)
42 (71)
Nonofficial
11 (4)
2 (2)
0 (0)
Chronic illness
44 (17)
12 (13)
10 (17)
History of any meningococcal vaccination
130/222 (59)
55 (67)
30 (59)
National origin



Africa
89 (35)
36 (39)
19 (32)
Asiac
106 (42)
31 (33)
29 (48)
Southwest Asia
65(26)
17(18)
23(38)
Europe
9 (4)
5 (5)
2 (3)
Middle East 48 (19) 21 (23) 10 (17)

aIdentified by retrospective surveillance (January 24–June 5, 2000) in Jeddah, Mecca, and Medina. Cases of serogroup B and C disease (four cases each), as well as cases of unknown serogroup, are not shown. Denominator for all confirmed cases is 253 unless stated otherwise (changes in denominators are due to missing values); denominator for serogroup-specific percentages is the total serogroup-specific disease.
b Comparison of characteristics for serogroup W-135 versus serogroup A with Fisher exact p value <0.05.
dCountries included in category of Southwest Asia: Afghanistan, Pakistan, India, Bangaladesh, Myanmar, and Sri Lanka.

Main Article

Page created: December 21, 2010
Page updated: December 21, 2010
Page reviewed: December 21, 2010
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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