conclusions the findings support the validity and reliability of the iranian version of the qol-grav questionnaire. therefore, it is recommended to be used for both clinical and research purposes. results the qol-grav showed good content validity (cvi value = 0.95 and cvr value = 1), internal consistency (α = 0.79), and test–retest reliability (icc = 0.86). the results of the cfa for two-factor...

abstract background: application of a reliable and authentic behavioral tool for measuring patients’ pain, hospitalized in intensive care units who are not able to establish relationship, is needed severely. therefore, this study is conducted with the aim of validating critical care pain observation tool (cpot) in patients hospitalized in surgical wards. materials and methods: cpot was first tr...

background: parenting style is associated with children's health-related behaviors. one of the popularity and applicability assessment tools is parenting style and dimensions questionnaire (psdq) that the lack of iranian version can be seen.this study was conducted to determine the validity and reliability of iranian version of psdq.materials and methods: this study was done with randomize...

This dissertation studies the problem of clustering objects represented by relational data. This is a pertinent problem as many real-world data sets can only be represented by relational data for which object-based clustering algorithms are not designed. Relational data are encountered in many fields including biology, management, industrial engineering, and social sciences. Unlike numerical ob...

this research, applied as a survey approach aimed at investigating farmers’ tendency and attitudes toward agricultural water management styles (wmss). therefore, using cochran’s formula and simple random sampling, 244 farmers were selected in doroudzan region, iran. the data were acquired by face-to-face structural interviews and as well through a questionnaire that consisted of closed and open...

Wechsler Intelligence Test for Children-IV core subtest scores of 472 children were cluster analyzed to determine if reliable and valid subgroups would emerge. Three subgroups were identified. Clusters were reliable across different stages of the analysis as well as across algorithms and samples. With respect to external validity, the Globally Low cluster differed from the other two clusters on...