Advances in Public Health / 2015 / Article / Tab 2

Research Article

Improving Adult ART Clinic Patient Waiting Time by Implementing an Appointment System at Gondar University Teaching Hospital, Northwest Ethiopia

Table 2

Preintervention and postintervention waiting time and schedule error comparison.

Waiting service time (minutes)PreinterventionPostinterventionChange value
MedianIQR (25th and 75th)MedianIQR (25th and 75th)

Card retrieval 6045 and 84.64025 and 60−33%0.001
Pharmacy 55.230 and 603830 and 50−30%0.942
Refilling 6030 and 602015 and 30−67%0.04
Laboratory 315212 and 570285240 and 480−10%0.534
Health education 1515 and 152015 and 25+32%0.000
Overall waiting service time 274.8180.6 and 453.6 165120 and 377−40%0.02

Schedule error %%Change value

Correct appointment 163495.6%171499.9%
Wrong appointment 764.4%20.1%−4.3%<0.000

Significant at = 0.05.
IQR: interquartile range at the 25th and 75th percentile.

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