Table 1.

The rules for video annotation, labeling, and outcome of the video data set.

Labels	Description	Videos (N=861), n (%)
Positive: actual medication ingestion activities=adherence	Videos show clear visibility of the face, pill, and water bottle Patient exhibits clear action of taking pills and drinking water Good illumination	405 (47)
Negative: no actual medication ingestion activities=nonadherence	Face of patient seen No pills are detected Patient does not put the pills into his or her mouth or there is no action of drinking water Good illumination	92 (10)
Excluded videos	—a	364 (42.3)
Ambiguous or uncertain videos	Pills not seen Blurry faces and hands	157 (18.2)
Poor quality videos	Poor illumination Face of patient not seen	152 (17.7)
Damaged videos	Not reviewed	55 (6)

^aNot applicable.