Table 2 Extraction questions.

From: Systematic review of machine learning in PTSD studies for automated diagnosis evaluation

EQ #

Extraction questions

EQ1:

What PTSD diagnostic method was used?

EQ2:

What was the data source? What was the sample distribution?

EQ3:

What was the best machine learning model reported?

EQ4:

What was the objective of the study?

EQ5:

What were the main results?

EQ6:

What was the sample size?

EQ7:

What was the ML validation method used?

EQ8:

What were the control group and psychiatric group?

EQ9:

What was the conclusion of the paper?

EQ10:

What was the limitation and future improvement?