investigator: Assess the qualifications, expertise, and potential biases of the investigators. Look for any conflicts of interest or potential influences that may impact the objectivity of the study.Sample: Evaluate the characteristics of the research subjects, such as their demographics, health conditions, or other relevant factors. Consider the sample size and whether it is adequate for drawing meaningful conclusions. Assess whether the sample is representative of the population of interest and whether any biases may have influenced participant selection.Controls: Examine the study's control group or comparison conditions, if applicable. Consider whether appropriate controls were used to minimize confounding variables and ensure the validity of the study's findings.Design of study related to the principles of Therapeutic Touch: Analyze how the study's design aligns with the principles of Therapeutic Touch. Assess whether the study design allows for the evaluation of the intervention's effectiveness and whether appropriate outcome measures were used. Consider whether the design adequately controls for potential biases or placebo effects.Remember to provide specific examples and evidence to support your critique, referencing relevant sections of the study. It's also essential to consider the limitations of the study and address any potential issues that may affect the quality or generalizability of the findings.