Journal of Patient-Reported Outcomes

Table 4 Internal consistency reliability and ITC for SAS and PHQ-9 across Tamil, Telugu, Hindi

From: Patient-reported anxiety and depression measures for use in Indian head and neck cancer populations: a psychometric evaluation

Scales	Cronbach’s Alpha	Corrected ITC
Tamil
SAS	0.868	0.311–0.690
PHQ-9	0.860	0.450–0.676
Telugu
SAS	0.803	0.227–0.634
PHQ-9	0.717	0.395–0.605
Hindi
SAS	0.863	0.292–0.719
PHQ-9	0.890	0.419–0.796

SAS Zung’s self-rating anxiety scale, PHQ-9 Patient health questionnaire −9, ITC Item total correlation

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