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Table 1 Summary of specimens tested for mumps by serology, viral culture and rRT-PCR

From: Laboratory testing and phylogenetic analysis during a mumps outbreak in Ontario, Canada

  Specimens positive/tested (% pos)b Persons positive/tested (% pos)c
IgM Serology 49/853 (6%) 35/698 (5%)
Viral Culture 47/372 (13%) 39/255 (15%)
rRT-PCR 62/372 (17%) 47/255 (18%)
 Buccal 33/158 (21%)  
 Urine 19/146 (14%)  
 Oral/Oropharyngeal 1/11 (9%)  
 Throat/Pharyngeal 3/24 (13%)  
 Nasopharyngeal 0/8 (0%)  
 CSF 1/1 (100%)  
 Sputum 0/1 (0%)  
 Other swaba 5/23 (22%)  
  1. rRT-PCR real-time reverse-transcription polymerase chain reaction, CSF cerebrospinal fluid
  2. aCollection site not provided
  3. bSerology vs culture: P < 0.0001; Serology vs rRT-PCR: P < 0.0001; Culture vs rRT-PCR: P = 0.12
  4. cSerology vs culture: P < 0.0001; Serology vs rRT-PCR: P < 0.0001; Culture vs rRT-PCR: P = 0.344