Causes of unqualified culturing of sputum specimens and corresponding countermeasures / 现代临床护理

ABSTRACT

Objective To investigate the causes of unqualified sputum specimens culturing and put forward the countermeasures.Methods One thousand five hundred and twenty-four sputum specimens from January to December in 2012 were collected as control group and another 768 cultured sputum specimens from January to June in 2013 as the experimental group.The sputum specimens in the control group were analyzed by a designated nurse to find out causes for the unqualified specimens and work out countermeasures.Then the strategies to avoid unqualified specimens were used in the experimental group.Finally, the unqualified rate was compared between the two groups.Result The experimental group was significantly better than the control group before taking the measures for culturing in terms of time for specimen collection, inadequacy in specimens, unprepared oral tract, quality in specimens, sputum collected from deep into lungs(P<0.05).Conclusion The main causes of unqualified specimens included improper choice of time for specimen collection, inadequacy in specimens and unprepared oral tract.Enhanced training to medical staff, health education to patients and standardized flowchart for specimens collection are critical for the improvement of qualified sputum culturing.