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Identifying critical attributes of satisfaction in a service using the competitive analysis of the improvement gap

Using attributes of Video Rental Stores as a case study, this paper presents a method to identify satisfaction attributes and improvement opportunities in products and services in a competitive market, overcoming some of the limitations of the importance performance analysis proposed by Martilla and James (1977). The methodology was of an exploratory-descriptive type. The data collection was carried out in two steps. First, a focus group with 8 customers of video rental stores was carried out to identify the attributes to be used in the study. Then, 240 undergraduate students, customers of video rental stores, responded to a modified Kano Model questionnaire (Kano et al., 1984). The analysis of the attributes was done using a gap analysis derived from the method proposed by Tontini and Silveira (2005). Nineteen attributes were studied. From these, four were classified as attractive attributes; ten were classified as must-be (basic) attributes, two as one-dimensional and three as neutral ones. The Gap analysis proposed in this paper was able to identify basic and attractive attributes, making it possible to correctly identify improvement opportunities, overcoming limitations of the importance performance analysis and of the traditional Kano analysis.

Kano model; Customer satisfaction; Service quality; Quality management


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