About 12% of the patients showed higher mites population in the bed sample as compared to the floor dust and the rest 88% patients showed higher mites concentration in the floor dust (Figure 3). Blomia tropicalis andDermatophagoides farinae were found higher in the bed as compared to floor dust. Dermatophagoides pteronyssinus female was also found higher in the bed dust sample, while the other species are found higher in the floor dust samples (Figure 4).