Table 1.

Mean and 95% confidence interval (CI) for each Zernicke and root mean square values of total−, third−, fourth−, and fifth-order, higher order aberrations, total coma (Z₃¹, Z₃⁻¹, Z₅¹, Z₅⁻¹), and total trefoil (Z₃³, Z₃⁻³, Z₅³, Z₅⁻³) in all eyes by gender.

	All	Female	Male
Mean (95%CI)	Mean (95%CI)	Mean (95%CI)
Z3−1	−0.003 (−0.025 to 0.019)	0.014 (−0.012 to 0.041)	−0.030 (−0.068 to 0.008)
Z31	0.024 (0.015 to 0.034)	0.023 (0.010 to 0.035)	0.027 (0.013 to 0.042)
Z3−3	0.130 (0.112 to 0.148)	0.108 (0.088 to 0.127)	0.166 (0.131 to 0.201)
Z33	0.017 (0.006 to 0.027)	0.011 (−0.002 to 0.024)	0.023 (0.005 to 0.042)
Z40	−0.161 (−0.174 to −0.147)	−0.174 (−0.191 to −0.156)	−0.138 (−0.16 to −0.116)
Z4−2	0.001 (−0.002 to 0.004)	0.001 (−0.004 to 0.005)	0.003 (−0.003 to 0.008)
Z42	0.010 (0.001 to 0.019)	0.011 (−0.001 to 0.022)	0.007 (−0.008 to 0.022)
Z4−4	−0.003 (−0.009 to 0.002)	0.001 (−0.007 to 0.008)	−0.010 (−0.018 to −0.001)
Z44	−0.003 (−0.012 to 0.005)	−0.004 (−0.015 to 0.006)	0.001 (−0.015 to 0.016)
Z5−1	0.003 (−0.001 to 0.007)	0.006 (0.001 to 0.011)	−0.001 (−0.008 to 0.006)
Z51	0.008 (0.005 to 0.010)	0.005 (0.003 to 0.008)	0.011 (0.007 to 0.015)
Z5−3	−0.005 (−0.008 to −0.002)	−0.006 (−0.010 to −0.002)	−0.004 (−0.01 to 0.002)
Z53	0.002 (0.000 to 0.004)	0.003 (0.001 to 0.006)	0 (−0.004 to 0.004)
Z5−5	0.006 (0.002 to 0.009)	0.007 (0.002 to 0.012)	0.004 (−0.003 to 0.011)
Z55	0.001 (−0.002 to 0.005)	−0.002 (−0.007 to 0.002)	0.007 (0.001 to 0.013)
Tcoma	0.137 (0.129 to 0.145)	0.139 (0.129 to 0.150)	0.134 (0.12 to 0.148)
Ttrefoil	0.132 (0.123 to 0.140)	0.124 (0.115 to 0.133)	0.145 (0.129 to 0.160)
3rd Order	0.194 (0.183 to 0.204)	0.191 (0.178 to 0.203)	0.200 (0.181 to 0.220)
4rd Order	0.115 (0.109 to 0.121)	0.118 (0.110 to 0.126)	0.109 (0.099 to 0.12)
5rd Order	0.041 (0.039 to 0.043)	0.040 (0.038 to 0.043)	0.042 (0.038 to 0.046)
RMS HOA	0.306 (0.295 to 0.318)	0.305 (0.290 to 0.319)	0.309 (0.290 to 0.329)
RMS HOA without Z40	0.282 (0.271 to 0.293)	0.277 (0.263 to 0.292)	0.291 (0.271 to 0.31)

Tcoma: Total Coma (Z₃¹, Z₃⁻¹, Z₅¹, Z₅⁻¹).

Ttrefoil: Total Trefoil (Z₃³, Z₃⁻³, Z₅³, Z₅⁻³).

RMS HOA: Root mean square higher order aberration.