Differences in close-work activities and optical axis length between only children and non-only children: a cross-sectional study

• Main Authors: Yanhui Wang (Author), Yaoyao Lin (Author), Dandan Jiang (Author), Linjie Liu (Author), Shudan Lin (Author), Juan He (Author), Youping Liang (Author), Bing Sun (Author), Yanyan Chen (Author)
• Format: Book
• Published: BMC, 2022-09-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Abstract Background This study aimed to investigate the differences in optical axial length and close-work activities between only children and children with siblings in Wenzhou. Methods This was a cross-sectional population-based study. In total, 2913 school-aged children and their parents in Wenzh...