某市餐饮业餐饮具消毒效果监测

MONITORING OF EFFICACY IN DISINFECTION OF TABLEWARE AND DRINKING UTENSILS IN FOOD AND DRINK SERVICES OF A CITY

目的了解某市各类餐饮单位餐饮具的消毒状况,为改进餐具消毒质量提供依据。方法以回顾性调查资料的方法对某市各类餐饮单位连续4年餐饮具消毒效果检测数据进行分析。结果学生及职工食堂餐具消毒质量合格率为74.70%,小型餐馆餐具消毒质量合格率为52.89%。每年不同季节中以第1、4季度消毒合格率较高,第2、3季度消毒合格率较低,存在显著差异(P<0.01)。不同规模餐饮单位餐具消毒质量,以星级宾馆合格率最高为99.82%,大中型餐饮单位合格率为82.87%,小型餐馆合格率仅为52.89%。高温蒸汽消毒合格率为97.50%,用化学消毒剂消毒合格率为64.51%。结论某市各餐饮单位餐饮具消毒效果随季节、餐饮单位规模和消毒方法不同而变化,规模档次越低消毒合格率越低,以热力消毒方法消毒效果最好。

Objective To know the status of disinfection of tableware and drinking utensils in various kinds of food and drink services of a city in order to provide basis for improving the disinfection quality of tableware. Methods Retrospective investigation data were used to analyse the data of examination of efficacy in disinfection of tableware and dringking utensils for four successive years in various kinds of food and drink services in a city. Results The eligible rate of tableware disinfection quality in student, staff and workers messes was 74.70% and that in small restaurants was 52.89%. Among different seasons of a year, the eligible rates of first and fourth quarters were relatively high, while those of second and third quarters were relatively low. The difference was significant （ P 〈 0.01 ）. Among the food and drink services of different scales, the eligible rate of tableware disinfection quality was highest in star - level guesthouses, being 99.82%, the eligible rate in large and middle - scale food and drink services was 82.87% and that in small restaurants was only 52.89%. The eligible rate of high - temperature steam disinfection was 97.50% and that of chemical disinfection was 64.51%. Conclusions The efficacy in disinfection of tableware and drinking utensils in various food and drink services of a city varied with different seasons, scale of the food and drink service and disinfection method. The lower the grade and smaller the scale of the food and drink service, the lower the eligible rate of disinfection. The disinfection efficacy of beat disinfection is the best.