Table 1.

VA Score in the Two Study Groups*

Symptoms14 to 18 Months of Age>6 Years of Age
Mean
(Days)
SDPValueMean
(Days)
SDP Value
Fever >103.1°F (39.5°C).08.37.001.00.11>.10
Fever >101.3°F (38.5°C).34.87<.0001.01.30>.10
Fever >99.5°F (37.5°C).511.20<.0001.04.60>.10
Respiratory symptoms−.061.53>.10−.061.33>.10
Nausea and vomiting−.00.30>.10−.03.34>.10
Diarrhea.06.54>.10.01.24>.10
Rash.171.39.07−.00.66>.10
Arthralgia.06.48.07.05.37.007
Conjunctivitis.19.84.0008.03.40>.10
Staying in bed.17.61.0008.02.33>.10
Tremor.03.27.09.00.05>.10
Drowsiness.21.84.002.03.47>.10
Irritability.491.72.0001−.03.69>.10
Systemic MMR-related events1.674.49<.0001.111.72>.10
  • SD indicates standard deviation.

  • * The difference from zero was tested by ttest.