Table 1.
Baseline Characteristics for All Participants and for Those Included and Excluded From the Analysis
| Total | Included | Excluded | ||||||
|---|---|---|---|---|---|---|---|---|
| Group A | Group B | Group A | Group B | Group A | Group B | |||
| Variables | (n = 104) | (n = 103) | P Value* | (n = 98) | (n = 87) | (n = 6) | (n = 16) | P Value† |
| Age, y | 8.98 (1.57) | 8.88 (1.71) | 0.67 | 8.94 (1.55) | 8.84 (1.65) | 9.50 (1.64) | 9.00 (1.83) | 0.50 |
| Male gender, n (%) | 49 (47.1) | 49 (47.6) | 0.84 | 49 (50.0) | 44 (50.6) | 0 (0.0) | 10 (62.5) | 0.07 |
| Body mass index, kg/m2 | 17.03 (2.71) | 16.75 (2.63) | 0.53 | 17.09 (2.77) | 16.87 (2.75) | 16.15 (1.21) | 16.12 (1.73) | 0.14 |
| Average ChT, µm | 214 (45) | 222 (41) | 0.17 | 214 (45) | 218 (39) | 214 (49) | 245 (47) | 0.03 |
| AL, mm | 24.32 (0.81) | 24.25 (0.72) | 0.45 | 24.34 (0.82) | 24.27 (0.74) | 23.98 (0.55) | 24.14 (0.61) | 0.22 |
| IAL, mm | 24.54 (0.79) | 24.48 (0.71) | 0.55 | 24.57 (0.81) | 24.50 (0.73) | 24.20 (0.52) | 24.40 (0.60) | 0.27 |
| Spherical equivalent, D | −2.11 (1.10) | −2.13 (1.10) | 0.92 | −2.12 (1.09) | −2.16 (1.10) | −1.85 (0.69) | −1.96 (1.07) | 0.39 |
| Presence of PPA, n (%) | 65 (62.5) | 73 (70.9) | 0.20 | 62 (63.3) | 67 (77.0) | 3 (50.0) | 6 (37.5) | 0.01 |
| Intraocular pressure, mm Hg | 14.92 (2.60) | 14.26 (2.25 | 0.06 | 14.90 (2.66) | 14.21 (2.23) | 15.33 (1.37) | 14.38 (2.45) | 0.91 |
| Distance VA, logMAR | −0.02 (0.04) | −0.03 (0.05) | 0.10 | −0.02 (0.04) | −0.03 (0.05) | −0.03 (0.04) | −0.01 (0.03) | 0.60 |
| Near VA, logMAR | 0.01 (0.04) | 0.02 (0.04) | 0.13 | 0.01 (0.04) | 0.02 (0.04) | 0.01 (0.02) | 0.01 (0.02) | 0.36 |
| Pupil size, mm | 5.08 (1.12) | 5.21 (0.85) | 0.68 | 5.05 (1.10) | 5.20 (0.82) | 5.50 (0.99) | 5.47 (1.13) | 0.11 |
| Accommodation amplitude, D | 12.52 (3.21) | 12.42 (3.36) | 0.75 | 12.43 (3.05) | 12.59 (3.49) | 14.00 (4.94) | 11.51 (2.41) | 0.86 |
| Parental myopia, n (%) | 92 (88.5) | 91 (88.3) | 0.58 | 87 (88.8) | 77 (88.5) | 5 (83.3) | 11 (84.5) | 0.84 |
Data are presented as mean (standard deviation) unless otherwise indicated.
*
Comparison between the two groups enrolled in the study using the Student t-test for continuous data or the χ2 test for categorical data.
†
Comparison between participants included the analysis and those excluded using the Student t-test for continuous data or the χ2 test for categorical data.