Type of vaginitis	Risk factors
Bacterial vaginosis	Low socioeconomic status, vaginal douching, smoking, new or multiple sex partners, unprotected intercourse, women who have sex with women
Vulvovaginal candidiasis	Recent antibiotic use, pregnancy, uncontrolled diabetes mellitus, AIDS, corticosteroid use, other immunosuppression
Trichomoniasis	Low socioeconomic status, multiple sex partners, other sexually transmitted infections, unprotected intercourse, drug use, smoking
Atrophic or inflammatory vaginitis	Menopause, lactation, oophorectomy, radiation therapy, chemotherapy, immunologic disorders, premature ovarian failure, endocrine disorders, antiestrogen medications
Irritant vaginitis	Soaps, tampons, contraceptive devices such as condoms or diaphragms, sex toys, pessaries, topical products, douching, fastidious cleansing, medications, clothing
Allergic vaginitis	Sperm, douching, latex condoms or diaphragms, tampons, topical products, medications, clothing, atopic history