Assigning Clinical Significance and Symptom Severity Using the Zung Scales: Levels of Misclassification Arising from Confusion between Index and Raw Scores

Table 4

Number of papers applying severity ranges correctly and incorrectly.

	SDS (n = 60)	SAS (n = 60)
Severity ranges not used	37	40
Consistent use: raw scores	2	2
Consistent use: index scores	7	4
Incorrect use	9	7
Unclear application	5	7