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Table 4 Participant characteristics.

From: Effects of standard training in the use of closed-circuit televisions in visually impaired adults: design of a training protocol and a randomized controlled trial

Characteristics Mean (SD) Median [IQR] Percentage Range
Age (years) 78 (12) 80 [72-86]   34-95
Gender (female)    60%  
Education (years) 9.8 (2.8) 10 [9-11]   5-16
Co-morbidity (yes)    72%  
Living situation (independent)    86%  
Social status (married)    51%  
Referred by an ophthalmologist    37%  
Previous use of an LVA, other then a CCTV    94%  
Previous contact with an MRC    32%  
Patients invited by Visio    41%  
Patients invited by Bartiméus    38%  
Patients invited by Sensis    21%  
Time between visit MRC and delivery CCTV (days) 42 (32) 34 [17-64]   3-160
Time between delivery CCTV 13 (6.5) 12.5 [8-16]   3-31
Time between pre and post-training measurements 96 (8.8) 94 [91-99]   81-134