Relationship between full flowering stages of anemophilous and ligneous plants and consultation rate of allergic rhinitis
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摘要: 目的: 探讨春季植物物候变化对变应性鼻炎(AR)患者就诊比例的影响。方法: 分析2013-2014年北京市15种植物盛花期的时间性,并进一步分析AR患者日就诊情况的关系,应用相关性检验、方差分析和秩和检验统计分析,寻找其内在规律和相关性。结果: ①2013年、2014年4月的中上旬盛花期植物主要为侧柏、旱柳、白蜡、榆、白桦,是AR患者就诊的主要时段。②不同植物间有相互重叠的盛花期,3种以上植物盛花期重叠时间段内AR患者的就诊率较2种及2种以下者就诊率明显升高,差异有统计学意义(F值分别为-2.281、-2.964,P<0.05)。2013、2014年花粉重叠种类与AR门诊就诊率之间呈正相关,有明显线性关系(r分别为0.957、0.964)。结论: 在花粉盛花期重叠情况下,AR患者就诊率较高。在AR防治中,花粉预报应考虑到不同花粉盛花期的重叠效应,提升预警级别,有助于减少AR的发病率和发作程度。Abstract: Objective: The aim of this study is to investigate the climatic changes on spring phenology impacting on the consultation rate of patients with allergic rhinitis.Method: We analyzed the periods of full flowering stages of 15 kinds of flowers in Beijing from 2013 to 2014, and the number of patients with allergic rhinitis in the outpatient clinic of Otolaryngology Department of Peking University Third Hospital in the same time. The correlation test, analysis of variance and rank sum test were used to investigate the inherent laws and associations between the full flowering stages and the ratio of patients with allergic rhinitis.Result: ①Between 2013 and 2014, the early and middle April were the full flowering stages of Platycladus orientalis, Salix matsudana, Fraxinus chinensis, Elms and Birches. The number of patients with allergic rhinitis in outpatient clinic elevated obviously in this period.②There were overlaps of full flowering stages among different plants. During periods in which three or more kinds of pollens in full flowering stages, the consultation rate of patients with allergic rhinitis is higher than less overlaping flower period.The difference was statistically significant(F value were -2.281, -2.964 respectively, P<0.05). Also, there were obvious positive linear correlations between the number of overlap of different pollens and the consultation rate of patients with allergic rhinitis in in 2013 and 2014(r=0.957, 0.964 respectively).Conclusion: During the overlaping flower periods, there was a higher consultation rate of patients with allergic rhinitis. In prevention and treatment of allergic rhinitis, the overlapping effect of full flowering stages of different pollens should be taken into account.Upgrade the alarm level will reduce the incidence of AR and the degree of allergic rhinitis episodes.
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Key words:
- pollen /
- full-flowering stage /
- overlap effect /
- rhinitis /
- allergic /
- consultation rate
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