Usability of an Eye Drop Delivery Aid for Single-Dose Instillation: Results from a Market Research Study

Figures & data

Table 1 Prior Use of Ocular Medication (Eye Drops) in Months

	Type of Container Used^a
	Single-Dose	Multi-Dose
n	24	22
Mean ± SD	34.6 ± 25.7	30.9 ± 26.0
Median	36.0	30.0
IQR	14.3–48.0	10.5–41.0
Range	4.0–108.0	3.0–108.0
Primary eye drop container currently used % (n)	48% (16)	52% (17)

Note: ^aCategories are not mutually exclusive.

Abbreviations: IQR, interquartile range; SD, standard deviation.

Figure 1 Ease of Dropaid™ Single-dose preparation. (A) Ease of opening the eye drop container with the delivery aid* (N=30). (B) Ease of placing the eye drop container in the deliver aid (N=30). (C) Ease of placing the delivery aid cup over the medical dummy’s eye (N=30). *Participants were instructed on how to use the Dropaid™ Single-dose slot to open the SDU container if required.

Figure 2 Ease of drop application with Dropaid^™ Single-dose. (A) Ease of squeezing a drop out of the eye drop container, within the delivery aid (N=30). (B) Squeezing force needed for dropping (N=30). (C) Ease of targeting the drop in the medical dummy’s eye (N=30).

Figure 3 Ease of drop application with Dropaid™ Single-dose.