BMC Medical Research Methodology

Table 3 Psychometric properties of the cervical cancer-specific HRQoL tools

From: Measuring health-related quality of life in cervical cancer patients: a systematic review of the most used questionnaires and their validity

FACT-CX								Overall
Study	Ding [21]	Fernandes [22]	Fregnani [23]
Country	China	Brazil	Brazil
Number of participants	400	149	100
Content validity	?	X	?					?
Internal consistency	+	+	+					+
Criterion validity	?	X	-					-
Construct validity	-	X	-					-
Agreement	X	X	+					+
Reliability	?	X	?					?
Responsiveness	X	X	X					X
Floor- & ceiling effects	X	X	X					X
Interpretability	?	X	?					?
EORTC QLQ-CX24								Overall
Study	Greimel [14]	Jayaskera [17]	Singer [19]	Hua [16]	Shin [18]	Du Toit [15]	Paradowska [20]
Country	multiple	Sri Lanka	Germany	China	Korea	South Africa	Poland
Number of participants	167	112	134	115	860	208	171
Content validity	+	?	?	?	X	?	?	+
Internal consistency	+	+	+	+	+	+	+	+
Criterion validity	?	X	?	?	?	?	?	?
Construct validity	X	+	X	X	X	X	X	+
Agreement	X	X	X	X	X	X	+	+
Reliability	?	?	?	?	?	?	?	?
Responsiveness	X	X	X	X	X	X	X	X
Floor- & ceiling effects	X	X	X	X	X	X	X	X
Interpretability	?	?	?	?	?	?	?	?

?; doubtful design/methods thus no quantitative or qualitative scoring possible
X; not reported therefore no quantitative or qualitative scoring possible

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ISSN: 1471-2288

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