Cortisol leels were abnormal in 29%, and a persistent low cortisol leel was detected in 9 of 11 children who had repeated cortisol testing.

• 29%25的儿童皮质醇水平异常，在重复皮质醇测试的小朋友中11个有9个检测到持续存在的低皮质醇水平。