Neurology
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Table 2. Design characteristics and outcomes in controlled studies of patients with Bell’s palsy treated with acyclovir
Author
Year
Cohort size
Mean age, y (range)
Female sex, %
Rx Dose duration
Severity, %
Duration, d
Follow-up, mo
Completion rate, %
Blind
Class
NH, %
RR good recovery (CI)
RR complete recovery (CI)
Adour19 1996 99 43 51 400 mg x 5 qd, 10 d 20 3 12 83 Yes II 76 1.22 (1.02–1.45) 1.21 (0.98–1.49)
De Diego20 1998 101 43 (14–85) 45 800 mg tid,10 d 1 4 3 89 No IV 94 0.83 (0.71–0.98)
Ramos21
1992
30
36

1,000 mg qd,5 d
63
NS
NS
100
No
IV
100
1.00*

Completion rate: percentage of subjects followed to study completion; severity: percentage of patients with complete palsy; duration: maximum duration of palsy before starting steroids.
* All patients with good recovery.
Rx = medication; CI = 95% confidence; NH = natural history, percentage of non–acyclovir-treated patients attaining a good outcome; RR = relative rate of acyclovir-treated patients attaining outcome compared to non–acyclovir-treated patients; NS = not stated.





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