Questionnaire and interviews are probably the most frequently used data collection methods in rlursing research. Observation is also an important method of testing research hypothesis and seeking answers to research questions. In addition, various physiology and psychological measures are used by nurse researcher. One of the sources of data is subject himseif or herself when the data collection procedure requires self-reporting through some form of questioning either a questionilaire or an interview schedule can be used for the same.
Questionnaire is a paper and pencil. self reporting instrument can be used to measure knowledge levels, opinions, attitudes, beliefs, ideas, feelings and perceptions, as well as gather factual information about the respondents. Questionnaire is the most common research instrument and is comprised a series of questions that are answered by all the participants in a sanlple.
Interview Schedule: Interview schedule, in a sense is an oral questionnaire. Here researcher (interviewer) orally asks questions to the participant (or interviewee) in the study, either in face to face meeting or over the telephone/ video recording. Interviewing is the one questioning technique in which the researcher has an ability to control the level of questioning. Interview Schedule is a questionnaire that is read to the respondents by the researcher (interviewer whereas an interview guide provides ideas but allows the interviewer fieedom to pursue topics in depth.)