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7% had poor sleep quality, compared to 57.1% of those without. Smartphone addiction was associated with poor sleep (aOR = 1.41, 95%CI 1.06-1.87, p = 0.018). Conclusions Using a validated instrument, 39% young adults reported smartphone addiction. Smartphone addiction was associated with poor sleep, independent of duration of usage, indicating that length of time should not be used as a proxy for harmful usage.Speech emotion recognition (SER) is a difficult and challenging task because of the affective variances between different speakers.