TABLE 1

Clinical Manifestations of Mumps in Patients

ParameterTotal Cases (n = 31), n (%)Patients With History of Mumps Vaccination (n = 20), n (%)aPatients Without History of Mumps Vaccination (n = 9), n (%)
Parotitis31 (100)20 (100)9 (100)
    Unilateral23 (74)15 (75)6 (67)
    Bilateral8 (26)5 (25)3 (33)
Jaw pain24 (77)16 (80)6 (67)
Sore throat9 (29)5 (25)3 (33)
Fever (>99.0°C)15 (48)10 (50)4 (44)
Headache2 (6.5)0 (0)1 (11)
Malaise4 (13)2 (10)2 (22)
Abdominal pain2 (6)0 (0)2 (22)
Orchitisb4 (31)1 (16)3 (43)
Vomiting1 (3)1 (5)0 (0)
Meningeal signs0 (0)0 (0)0 (0)
Hearing loss0 (0)0 (0)0 (0)
Duration, mean (range), d6.9 (2–15)6.0 (2–10)8.8 (2–15)
  • Shown are the number and percentage of patients who reported each sign and symptom of mumps infection for all cases, those with positive vaccination history, and those with no vaccination history. No significant difference was observed between the last 2 groups. Two patients were excluded because of incomplete vaccination records.

  • a History of 1 or 2 mumps-containing vaccines.

  • b Percentages calculated for male patients.