调查青海４－１２岁藏族儿童５６４８人，弱视患病率为１２６％；弱视以轻、中度为多见，占８４．７％；弱视类型以屈光不正性和屈光参差性为主，占７６．ｌ％，４－５岁儿童弱视患病率高，达２．３１％－２．５５％，差异有极显著性（ｐ＜００１）；轻度弱视屈光不正度数低，中高度弱视屈光不正度数高，弱视患病率与性别无关，差异无显著性（Ｐ＞０．０５）。 A total of 5648 Tibetan children aged 4 to 12 were investigated in Qinghai Province, with a prevalence of amblyopia of 126%. Amblyopia was mild and moderate, accounting for 84.7%. Amblyopia types were mainly refractive and anisometropic, Accounting for 76. l%. The prevalence of amblyopia in children aged 4-5 years old was 2.31% -2.55%, with significant difference (p <001). The mild amblyopia with low ametropia and moderate amblyopia Irregularity is high, the prevalence of amblyopia has nothing to do with gender, the difference was not significant (P> 0.05).