Fig 1.
Schematic diagram of DEPRA—Design of the implementation.
Fig 2.
DEPRA in FB messenger and sample conversation with a participant.
(a) Integration with Facebook Messenger. (b) Sample conversation between DEPRA and a participant.
Fig 3.
Schema/E-R diagram of the central database.
Table 1.
Descriptions of technical terms.
Fig 4.
Flowchart summarizing the symptoms and relations between the questions.
Table 2.
Dialogflow intents breakdown.
Fig 5.
Statistics of closed group based on gender, age and profession.
Fig 6.
Participant recruitment flow—3 groups indicating statistics of complete response and dropout rate.
Table 3.
Sequence of responses.
Table 4.
Demographic variables of participants.
Table 5.
Symptoms categories and relevant questions of scoring systems.
Table 6.
Comparison of total scores with regard to depression levels.
Fig 7.
Depression level statistics based on scoring systems (IDS-SR and QIDS-SR).
(a) IDS-SR. (b) QIDS-SR.
Fig 8.
Scoring system comparison against IDS-SR and QIDS-SR.
Fig 9.
Depression level statistics according to participants interactions.
(a) Participants’ Response to Question 1. (b) Participants’ Response to Question 2. (c) Participants’ Response to Question 3. (d) Participants’ Response to Question 4. (e) Participants’ Response to Question 5.
Table 7.
User satisfaction and engagement.
Table 8.
Participants dropout rates.