“…However, some studies have used the Behavioral Model, a sub-component of the Health Services Utilization Model, which includes only individual determinants defined by the relationships between predisposing, enabling and illness variables, to investigate service use among older and/or HIV-infected individuals (Aday & Andersen, 1981;Bear, Sauer & Jentsch, 2000;Emlet, 1998;Fleishman, Hsia & Hellinger, 1994;Mitchell & Krout, 1998;Mor, Fleishman, Dresser & Piette, 1992;Palacio et al, 1999;Ward, 1977). Palacio et al (1999) in their study Access to and Utilization of Primary Care Services Among HIV-Infected Women included characteristics of the health services system in addition to individual determinants.…”