Objective: to analyze factors influencing depression markers in elderly patients at primary healthcare centers (PHC) in the city of Maringá, Paraná, Brazil, in 2017. Methods: this was a cross-sectional study carried out with elderly individuals at PHCs in Maringá city; we used a questionnaire comprising sociodemographic questions, the Geriatric Depression Scale (GDS) and the International Physical Activity Questionnaire (IPAQ); we analyzed associations and compared depression markers with sociodemographic variables and health conditions. Results: 645 elderly people took part in the study; those with the highest depression markers had lower income, poor health perception, a history of falls and three or more comorbidities; the physically active elderly had lower depression markers. Conclusion: monthly income and health conditions are factors that influence depression markers; doing light physical activities is associated with lower tendency of depression in the elderly.

Objective: the present study aimed to analyze the association between current sedentary behavior and the practice of physical activity among elderly persons in the city of Maringá in the state of Paraná. Method: a cross-sectional study of 970 elderly subjects was carried out, using the International Physical Activity Questionnaire. Results: the modeling of structural equations revealed that the sedentary behavior has a significant effect (p <0.05) on the activities moderate and vigorous activities, explaining 3% and 4% of the variability of these variables. Specifically, it has been found that increased sedentary behavior has a (β = 0.13) and negative on vigorous activities (β = -0.21). Conclusion: the current state of sedentary behavior has a significant effect on moderate and vigorous activities.

This study examine the prevalence and factors associated to osteoporosis among older adults users of the primary health care. This cross-sectional study was carried out with 654 older adults (56% women) from primary health care in Maringá, Paraná, Brazil. The instruments used were the sociodemographic questionnaire and the International Physical Activity Questionnaire (IPAQ), short version. Data analysis was conducted through Chi-square test and Binary Logistic Regression (p < 0.05). The results showed a prevalence of 15.6% of older adults who reported the presence of osteoporosis. There was a higher prevalence of women with osteoporosis (p = 0.001), and on the other hand, there was a greater proportion of married elderly individuals (p = 0.003), and elderly with income above three minimum wages (p = 0.020) with absence of osteoporosis. The results showed that women (OR = 4.45; 95%CI: 2.47-8.01) and the older adults who take more than two medications (OR = 1.67; 95%CI: 1.15-2.42) were more likely to present osteoporosis. Older adults who presented a history of falls are 47.0% more likely to present osteoporosis. It was concluded that sex, the amount of medications and the history of falls are associated with the prevalence of osteoporosis in the older adults.