Relative strength of relationships of nasal congestion and ocular symptoms with sleep, mood and productivity
Stull DE et al. - Although nasal congestion is generally more strongly related to the patient-reported outcomes, ocular symptoms have a significant negative effect on patients' lives. Study limitations include: only baseline data were used because of greater severity and variability of symptoms scores; authros are unable to establish causal relationships or discuss change, only correlation/covariation; recruitment took place from September through November, thus different patients might have been recruited if sampling took place during the spring; patients were screened for nasal congestion not for ocular symptoms, though there was high co-occurrence of each. [more...]
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