Prevalence of the use of bedding according to race and ethnicity: 3-year moving averages, NISP, 1993 to 2010. Bedding refers to certain types of bedding reported under the infant (blanket, bean bag, waterbed, rug, sheepskin, cushion, sleeping bag, or pillow) or covering the infant (blanket, quilt/comforter, sheepskin, pillow, or other) while sleeping in last 2 weeks. Covers exclude sheets and blankets not thicker than a receiving blanket.