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

Table 1

Clinical cut-off and severity ranges.

	Raw	Index	Raw	Index
Clinical cut-off	40	50	36	45
Severity range
Mild-moderate	40–47	50–59
Moderate-severe	48–55	60–69
Severe	56+	70+

Note. (1974, pp. 176-177); (1980, p. 18).