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. 2019 Oct 18;13(2):102–112. doi: 10.1016/j.optom.2019.07.001

Table 1.

Demographic characteristics and Mean Spherical Equivalent values of the 20 participants to the study, considered as a whole and separately for SVL or PAL lens group.

Whole sample (n = 40) SVLa group (n = 20) PALb group (n = 20) p-value
Gender
 Men 21 (52.5%) 11 (55%) 10 (50%) 0.75*
 Women 19 (47.5%) 9 (45%) 10 (50%)
Age (years)
 Min ; Max 24 ; 73 24 ; 55 46 ; 73 <0.0001**
 Mean (SD) 47.8 (14.7) 35.9 (9.8) 59.5 (7.2)
MSEc (D) right eye
 Min ; Max −6.88 ; 5.38 −6.88 ; 2.38 −5.13 ; 5.38 <0.001**
 Mean (SD) −1.20 (2.91) −2.49 (2.50) 0.09 (2.67)
MSEc (D) left eye
 Min ; Max −7.00 ; 5.88 −7.00 ; 2.75 −5.00 ; 5.88 <0.001**
 Mean (SD) −1.08 (3.07) −2.44 (2.67) 0.29 (2.88)
Binocular BCVA (logMAR)
 Min ; Max −0.26 ; 0.08 −0.24 ; 0.08 −0.26 ; 0.06 0.27**
 Mean (SD) −0.11 (0.09) −0.13 (0.09) −0.09 (0.09)
a

Single vision lenses.

b

Progressive addition lenses.

c

Mean spherical equivalent.

*

p value according to χ2.

**

p value according to t-test for independent samples.