Table 2.

The score and grading of PHQ-9 and GAD-7

PHQ-9 for depression
< 5 points	Normal
5 ~ 9 points	Mild
10 ~ 14 points	Moderate
15 ~ 19 points	Less severe
≥ 20 points	Severe
GAD-7 for anxiety
0 ~ 4 points	Normal
5 ~ 9 points	Mild
10 ~ 14 points	Moderate
15 ~ 21 points	Severe