Assessing unmet needs in patients with cancer: An investigation of differential item functioning of the Needs Evaluation Questionnaire across gender, age and phase of the disease - Fig 2

<p><b>Test Information Function of the <i>Needs Evaluation Questionnaire</i> (NEQ) across gender (a), age (b), and phase of the disease (c).</b> Latent trait (Theta) is shown on the horizontal axis. The amount of information (solid line) and the standard error (dotted line) yielded by the test at any trait level are shown on the vertical axis.</p

Test Information Function of the <i>Needs Evaluation Questionnaire</i> (NEQ).

<p>Latent trait (Theta) is shown on the horizontal axis. The amount of information (solid line) and the standard error (dotted line) yielded by the test at any trait level are shown on the vertical axis.</p

Discrimination and location parameters for each item of the Needs Evaluation Questionnaire (NEQ).

<p>Discrimination and location parameters for each item of the Needs Evaluation Questionnaire (NEQ).</p