Table 2.

Study results^a.

Participant	DLQIT0b	DLQIT1c	Usage period (days)d	Difficultye	Further usef	Severity levelg	PASIh score
1	1	1	3	A little	Not at all	Mild	Not replied
2	5	3	12	Fairly	Not replied	Heavy	Not replied
3	1	0	4	A lot	Not at all	Heavy	Not replied
4	9	19	6	A little	Not at all	Mild	0
5	7	2	21	Not at all	Regularly	Mild	Not replied
6	2	2	4	Fairly	Not at all	Moderate	Not replied
7	1	4	8	Not at all	Not at all	Moderate	<3
8	20	17	5	A little	As needed	Moderate	Not replied
9	15	9	5	Not at all	Regularly	Heavy	Not replied
10	10	12	3	Not at all	Not at all	Moderate	Not replied
11	15	—i	—	—	—	—	—
12	15	—	—	—	—	—	—
13	4	—	—	—	—	—	—
14	10	—	—	—	—	—	—
15	10	—	—	—	—	—	—

^aAverage values for participants 1 to 10: DLQI_T0, 7.1, DLQI_T1, 6.9, and usage period (days), 7.1. Average DLQI_T0 value for participants 1 to 15 was 8.3.

^bDLQI_T0: Dermatology Life Quality Index before using the app.

^cDLQI_T1: Dermatology Life Quality Index after using the app.

^dIndicates the number of days the app was used.

^eRepresents the difficulties experienced when using the app.

^fRepresents further use of the app.

^gShows the subjective perception of the severity of psoriasis.

^hPASI: Psoriasis Area and Severity Index.

ⁱIndicates participants who only completed the first questionnaire but did not withdraw their agreement.