Clinical signs

Frequency (n)

Percentage (%)

Incubation < 7 days

181

25.64

Incubation ³ 7 days

525

74.36

Invasion < 48 hours

319

45.19

Invasion ³ 48 hours

387

54.81

Trismus

701

99.29

Dysphagia

639

90.50

Tonic paroxysms

418

59.20

Tonic-clonic paroxysms

82

11.61

Temperature ≥ 38.4˚C

70

9.90

Pulse ≥120/min

36

5.10