Characteristics and results of the studies reporting the prevalence of BM in young children with a first seizure in the context of fever.

BM, bacterial meningitis; CNS, central nervous system; HSV, herpes simplex virus; FS, febrile seizure; ED, emergency department; NS, not specified.
aChildren were enrolled during pre-vaccine era.
bOne patient was under six months of age.
cRange.
dMean.
eMedian.
fOnly children with an apparent first simple FS were included in the analysis.
gOf the 2 BM cases (7 and 13 months old) 1 had a normal CSF after routine lumbar puncture (LP) but a repeated LP 24 hours later showed BM.
hThe number represent the median age of the patients (n = 47) with an apparent simple FS included in the study.
iChildren were enrolled during both pre and post-vaccine eras.
jChildren were enrolled during post-vaccine era.
kOnly consecutive, unselected children were included in the analysis.

BM：细菌性脑膜炎（bacterial meningitis）；CNS：中枢神经系统（central nervous system）；HSV：单纯疱疹病毒（herpes simplex virus）；FS：热性惊厥（febrile seizure）；ED：急诊科（emergency department）；NS：未明确说明（not specified）。
a. 研究对象招募于疫苗接种前时代。
b. 1例患者年龄不足6个月。
c. 表示数值范围。
d. 表示均值。
e. 表示中位数。
f. 本分析仅纳入首次确诊为典型单纯性热性惊厥的儿童。
g. 在2例细菌性脑膜炎患者（年龄分别为7月龄和13月龄）中，1例患者首次常规腰椎穿刺（lumbar puncture, LP）的脑脊液（cerebrospinal fluid, CSF）检查结果正常，但24小时后复查腰椎穿刺确诊为细菌性脑膜炎。
h. 该数值为纳入本研究的47例典型单纯性热性惊厥患儿的年龄中位数。
i. 研究对象招募于疫苗接种前及疫苗接种后两个时代。
j. 研究对象招募于疫苗接种后时代。
k. 本分析仅纳入连续、未经过筛选的儿童。