A researcher conducts a quasi-experimental study to determine whether there is improved weight gain among premature infants who are fed according to cue-based protocols. The researcher trained neonatal intensive care nurses to apply cue-based feeding to orally fed infants and notes a statistical difference in weight gain between infants fed according to cue-based protocols and those fed according to standard protocols. Which might be a threat to internal validity in this study?
a. The concept of cue-based feeding is not well defined.
b. The study sample is homogeneous.
c. Some infants developed gastroenteritis.
d. Not all nurses received cue-based protocol education.
Answer: c. Some infants developed gastroenteritis.
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A client who has end-stage colorectal cancer has an ileostomy and a central venous line. The surgery that constructed the ostomy is classified as:
a. curative c. palliative b. elective d. reconstructive
Which statement would make the following nursing diagnosis complete?
"Lack of support groups and programs for single parents, the elderly, and person with STDs as manifested by high percentage of deaths in these age groups in 6 months of sexually transmitted diseases." A) There is a high mortality rate from sexually transmitted diseases. B) Adolescents have a high death rate. C) The elderly have a high death rate. D) Support groups will decrease the mortality rate from STDs.
To promote sleep one should:
a. exercise before bed. b. drink coffee. c. eat a heavy meal for dinner. d. keep noise to a minimum.
Which statement is correct about childhood obesity?
a. Heredity is an important factor in the development of obesity. b. Childhood obesity in the United States is decreasing. c. Childhood obesity is the result of inactivity. d. Childhood obesity can be attributed to an underlying disease in most cases.