In medical studies, the efficacy of medical treatments (called interventions) is evaluated within a group of study participants. You will be given a sentence of a study report in which your task is to list the phrases that describe the intervention(s) of the study. You should list the phrase in the same order that they appear in the text, separated by commas. If no information about the interventions is mentioned, just answer with "not found". Interventions are: a specific drug, surgery, talking therapy, a lifestyle modification, control or placebo treatment. Do not include details, dosages, frequency and duration, intervention mentions that are not in an informative span of text.

Stent related symptoms were present in a good proportion of patients in groups 1 and 2 but there was a significant difference in the incidence of urinary tract infections ( 11.5 % versus 38.1 % , p = 0.04 ) .
not found

In accordance , calcium bioavailability in adolescents did not vary between the diets ( % WD = 40.4 +/- 5.1 , BD % = 38.2 +/- 3.6 ) .
not found

These data show that acute nicotine administration , in the form of nicotine gum , has no effect on cardiovascular or lipid stress reactivity in women .

not found