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Reference | Comparisons | Methods | Course, wk | Outcomes |
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Chen 2009 [23] unpublished thesis | Electroacupuncture, 30; loratadine, 30 | Random number table Adequate allocation concealment Blinding of outcome assessors: unclear | 4 | Global symptom improvement |
Tang 2006 [24] unpublished thesis | Acupuncture, 30; loratadine, 30 | Process of randomization: unclear Allocation concealment: unclear Blinding of outcome assessors: unclear | 2 | Global symptom improvement |
Gao et al. 2009 [25] | Acupuncture, 30; cetirizine, 30 | Process of randomization: unclear Allocation concealment: unclear Blinding of outcome assessors: unclear | 2 | Global symptom improvement recurrence rate |
Xie et al. 2009 [26] | Electroacupuncture plus mizolastine, 30; mizolastine, 30 | Simple random method Allocation concealment: unclear Blinding of outcome assessors: unclear | 4 | Global symptom improvement |
Xu and Zhang 2011 [27] | Acupuncture plus cetirizine, 35; cetirizine, 35 | Random number table Allocation concealment: unclear Blinding of outcome assessors: unclear | 4 | Global symptom improvement |
Song et al. 2005 [28] | Acupuncture plus cetirizine, 47; cetirizine, 49 | Process of randomization: unclear Allocation concealment: unclear Blinding of outcome assessors: unclear | 4 | Global symptom improvement |
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