Risk of adverse effects with latanoprost and timolol.

* Discomfort include: eye discomfort, foreign body sensation, eye irritation.
**Cardiac disorder include: palpitation, cardiac arrhythmia.
 =  test for subgroup differences.
All pooling was undertaken using fixed effect model as no heterogeneity was detected by Q test.

不适症状包括：眼部不适、异物感、眼部刺激征。
心脏病症包括：心悸、心律失常。
（=）用于亚组差异检验。
由于Q检验（Q test）未检测到异质性（heterogeneity），故所有合并分析均采用固定效应模型（fixed effect model）。