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The incidence of adverse events in different treatment groups
| Group | No. of ears | Adverse event | Incidence rate (%) |
|
|---|---|---|---|---|
| Yes | No | |||
| OFI-ALA-PDT | 10 | 2 | 8 | 20*▲ |
| ALA-PDT | 10 | 9 | 1 | 90* |
| OFI | 10 | 1 | 9 | 10*▲ |
P<0.05, the incidence rate of ALA-PDT group obviously elevated with statistical significance compared with other two groups
P>0.05, the incidence rates of OFI-ALA-PDT group and OFI group had no significant differences through comparison
