Table 1 Data extracted from the articles selected for a more detailed analysis
From: Endometriosis and physical exercises: a systematic review
Reference | Objective | Design | Materials | Sample size | Physical exercise/endometriosis association |
|---|---|---|---|---|---|
Cramer DW et al. [11] | Comparison of menstrual and constitutional factors in women with and without endometriosis | Retrospective comparative | Questionnaire focused on demographic, menstrual, reproductive and exercise history | 268 cases of endometriosis and 3794 controls | A lower risk for women who practiced regular exercise a minimum of 2 h/week |
Han M et al. [12] | Provide information about the prophylaxis of the endometriosis | Case–control | Questionnaire focused on demographic, menstrual, reproductive and exercise history | 203 cases of endometriosis and 406 controls | Avoidance of strenuous exercise during the menstruation is a preventive factor for endometriosis |
Signorello LB et al. [13] | Identify risk factors for endometriosis | Case–control | Questionnaire focused on menstrual, marital, reproductive and exercise history | 50 cases of endometriosis and controls: 47 infertile/89 fertile | Practice 2 to 4 hours per week of regular exercise decreases 65% chance of endometriosis |
Dhillon PK and Holt VL. [14] | Evaluate the risk of endometrioma associated to physical activity | Case–control | Questionnaire focused on menstrual, marital, reproductive and exercise history | 77 cases of endometrioma and 735controls | Frequent and high-intensity activity during 2 years reduced 76% of endometrioma risk |
Vitonis AF et al. [15] | Clarify the relationship between physical activity and endometriosis | Prospective cohort study | Questionnaire focused on demographic, biologic and lifestyle risk factors | 2703 cases of endometriosis and controls: 1857 fertile/846 infertile | Aerobic exercise had a protective effect in women with confirmed endometriosis |
Koppan A et al. [16] | Identify factors that influence on quality of life and pain scores in women with endometriosis | Case–control | Questionnaire focused on age, marital, education, reproductive, medical and exercise history | 81 cases of endometriosis: 31 regular exercise/50 no exercise | Taking painkillers is less effective in women with endometriosis that practice regular daily sport activities |