Fig. 1 | European Archives of Oto-Rhino-Laryngology

Fig. 1

From: Prospective study on health-related quality of life in patients before and after cochlear implantation

Fig. 1

Box plot illustration of the used questionnaires. a Box plot illustration of the NCIQ total score and its three domains (physical, social, and psychological) at different time points (preoperative and 12 months after operation) of the total patient cohort (n = 100). The red line represents the overall mean NCIQ score. The bold line shows each distribution’s median, whereas the box represents the interquartile range. Dots resemble outliers. Mean NCIQ is displayed by the red line. b Box plot illustration of the APHAB total score and their four domains (EC, RV, BN, and AV) during the measurement times (preoperative and 12 months after operation) of the total patient cohort (n = 100). The red line represents the overall mean NCIQ score. The bold line shows each distribution’s median, whereas the box represents the interquartile range. Dots resemble outliers. Mean APHAB is displayed by the red line. c Box plot illustration of the HPS total score and their three domains (self-esteem, social, and hearing handicap) after implantation (3 months after operation and 12 months after operation) of the total patient cohort (n = 100). The red line represents the overall mean HPS score. The bold line shows each distribution’s median, whereas the box represents the interquartile range. Dots resemble outliers

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