Table 6.

Effect of human factors on patient device acceptance and willingness to adopt

Mean score ± standard deviation (degree of significance)	Patient device acceptance* with					Willingness to adopt* the device
	All three main device functions (Q1–Q3)	Ease of use (score) (Q4)	Three-step process simplicity (score) (Q5)	Ease of detection of the remaining drug (Q6)	Usefulness of the detection of the remaining drug (Q7)	Willingness to recommend it to someone else (Q8)	Willingness to accept self-injections with the autoinjector (Q12)
Total population	66.7%	8.52± 1.38	8.65±1.37	7.83±2.23	8.94± 1.83	8.05±1.96	8.66±1.99
Age, years
<65 (N=51)	84.3%	8.96±0.89	8.94±1.14	7.98±2.32	9.00±1.83	8.45±1.49	8.98 ±1.87
>65 (N=14)	71.4%	7.79±1.63	7.57± 1.65	7.24± 1.79	8.89± 1.17	6.57±2.74	7.50±2.03
	(NS)	(P<0.01)	(P<0.01)	(NS)	(NS)	(P<0.05)	(P<0.02)
Sex
Female (N=50)	80%	8.72±1.13	8.52± 1.46	7.66±2.28	8.81 ±1.83	8.0±1.71	8.64±2.04
Male (N=15)	82%	8.67± 1.40	9.07±0.96	8.40±1.97	9.50±1.07	8.2±2.7	8.73±1.87
	(NS)	(NS)	(NS)	(NS)	(NS)	(NS)	(NS)
Hand disability (cochin score)
0–29 (N=40)	Phase 1:	8.76±1.15	8.78±1.35	8.18±1.96	9.101±1.86	7.98±2.05	8.82±1.75
30–79 (N=25)	78.6%	8.6± 1.27	8.35± 1.42	7.05±2.58	8.88± 1.30	8.2± 1.79	8.3±2.45
	47.4%	(NS)	(NS)	(NS)	(NS)	(NS)	(NS)
	(P=0.018)
0–29 (N=40)	Phase 2:
30–79 (N=25)	84.4%
	75.0%
	NS
Experience with self-injection
Yes (N=31)	90.3%	8.74±1.15	8.58± 1.46	8.13±2.10	8.69±2.08	7.97±2.14	8.84± 1.79
No (N=34)	73.5%	7.97±1.77	8.71±1.31	7.56±2.32	9.22±1.22	8.21 ±1.81	8.50±2.1
	(NS)	(P=0.05)	(NS)	(NS)	(NS)	(NS)	(NS)

Note:

^*A score of 6 points or above on the 11-point Likert scale was considered as acceptance.

Abbreviations: Q, question; N, number; NS, not statistically significant.