Clinical parameter

Frequency (Total = 104)

RIF tenderness

100.0% (n = 104)

Anorexia

78.8% (n = 82)

Nausea

75.9% (n = 79)

Migratory pain

55.7% (n = 58)

Tachycardia (heart rate >90/min)

41.3% (n = 43)

Pyrexia (temperature 37.8 degrees or above)

22.1% (n = 23)