《电信个人述职报告》PPT课件.ppt

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1、5 min PI vs. 1min PI/Alc 28 OR volunteers Mean CFU, 1 hr post: 1.5 and .83 (p=.59) Mean CFU, 2 hr post: 4.0 and 1.5 (p=.33) Conclusion: no significant difference Mil Med 1998; 163:145 Comparison of Five Protocols Pereira, JHI, 1997; 36:49 23 OR nurses, all protocols random order Protocols Tested: CH

2、G 5/3.5 min CHG 3/2.5 min PI-Tri 3/2.5 min CHG-IPA 2/0.5 min CHG-EA 2/0.5 min Results. CHG-5 and ALC had lowest post-scrub counts No difference between CHG-5 and ALC at day 1, but ALC significantly lower post-scrub counts at day 5 (p=0.003) No significant difference in skin condition Antiseptic Scru

3、b With or Without Brush AJIC 1997; 25:11 15 volunteers did 5 min scrub using CHG/ALC with and without brush (crossover design) No significant differences in CFU But, up to twice the number of subjects without a brush had greater CFU reductions ALC (no brush), CHG, PI (brush) Surg Serv Mgmt 1998; 4:3

4、6 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 Day 1 Day 2 Day 5 Alc CHG PI Alcohol Vs. Traditional Scrub: 30-Day SSI Rates Clean and clean-contaminated surgery Protocols: 75% propanol, 4% PI, 4% CHG Infection rates: 2.44% (55/2252) in alc group; 2.48% (53/2135) in other groups Compliance significantly better wi

5、th alc (p=0.008), and hands were less dry with less skin irritation Parienti, JAMA 2002; 288:722-7 What About the Time? AORN J 1997; 66:574 25 OR staff, randomized crossover 2 vs. 3 min scrub Difference 0.5 log Conclusion: clinically equivalent Time Tests Aust New Zeal J Surg 1998; 68:65 Single wash

6、 with 10% PI failed to provide lasting CFU reductions 30 sec wash as effective as longer washes Conclusion: “prolonged vigorous pre-operative scrubbing is unnecessary” Effect of Fingernails on Counts Nurs Res 1998; 47:54 0 50 100 150 200 Natural Artificial Polished Geometric Mean CFUs (in 1000s) Pre

7、scrub Postscrub Effect of Fingernails on GNBs Nurs Res 1998; 47:54 0 5 10 15 20 25 30 35 40 % Recovery of GNBs p0.44 Skin Condition By week 4, significant improvement in skin condition of alcohol group by observer assessment (p=0.001) by subject assessment (p=0.007) Larson, Heart and Lung, 2000 Sequ

8、ential Trial of ALC and CHG Two products: Detergent w/4%CHG (TSS) 61% ethyl ALC, 1% CHG, and emollients (HP) 20 OR staff used each product for 3 weeks sequentially Background Our study design Prospective single center clinical trial 3 Operating Suites of the Hospital Sample Size required 20 recruite

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