In medical studies, treatments are tested 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 give information about the participants of the study. You should list the phrases in the same order that they appear in the text, separated by commas. If no information about the participants is mentioned, just output "not found". Relevant information about participants include: gender, medical conditions, location, number of people participating. Do not contain participant mentions without relevant information.
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Question: The results confirm the importance of psychological factors in early RA and their relative independence from physical findings .

Answer: not found


Question: Additional changes in BMD and bone turnover with exercise were not significant .

Answer: not found


Question: This study aimed to investigate the course of depression for patients with recently diagnosed rheumatoid arthritis ( RA ) and to investigate predictors of depression .

Answer:
patients with recently diagnosed rheumatoid arthritis ( RA