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. 2018 Feb 8;136(3):279–285. doi: 10.1001/jamaophthalmol.2017.6691

Table. Reported Percentage of Waking Hours Spent Wearing Contact Lenses From Ages 1 to 5 Years in the Infant Aphakia Treatment Study .

Age, mo No. (%)a Percentage of Waking Hours Spent Wearing Contact Lenses No. (%)
Mean (SD) Median (IQR) Wore Contact Lens >80% of Waking Hours Wore Contact Lens >90% of Waking Hours
<12 50 (90.9) 87.6 (17.9) 95.0 (83.7-99.8) 40 (80.0) 33 (66.0)
12-24 52 (94.5) 87.5 (18.4) 92.8 (84.6-99.8) 41 (78.9) 33 (63.4)
24-36 48 (87.2) 85.6 (18.7) 93.2 (80.9-99.5) 37 (77.0) 32 (66.7)
36-48 48 (87.2) 80.6 (27.5) 92.2 (75.0-98.6) 33 (68.8) 29 (60.4)
>48 44 (80.0) 76.0 (29.7) 88.8 (70.7-97.1) 28 (63.6) 21 (47.7)
Overall 47 (85.4)b 85.6 (13.1) 88.3 (81.9-94.1) 38 (80.9) 21 (44.7)

Abbreviation: IQR, interquartile range.

a

Number of participants who had completed at least 2 adherence interviews in the year.

b

Number of participants who had completed at least 2 adherence interviews in at least 4 of 5 years.