. Author manuscript; available in PMC: 2025 Mar 1.

Published in final edited form as: Am J Ophthalmol. 2023 Oct 27;259:35–44. doi: 10.1016/j.ajo.2023.10.019

Table 4.

Spherical Equivalent by Decade

Decade	Total Subjects	Mean (D)	Std Dev	95% CI (D)
1960s	913	−0.416	2.61	[−0.59, 2.49]
1970s	1378	−0.889	2.6	[−1.03, 2.51]
1980s	937	−1.33	2.88	[−1.52, 2.75]
1990s	1298	−1.592	2.76	[−1.74, 2.66]
2000s	29704	−1.88	2.95	[−1.91, 2.92]
2010s	35407	−1.85	2.98	[−1.88, 2.96]