TABLE 3.

Results of repeat specimens from 106 nurses^a

Resultb	No. of subjects sampled on the following no. of occasions:
	2	3	4
All negativec	31	8
Positive on 1 occasion	29	18	3
Positive on 2 occasions	3	9	2
Positive on 3 occasions		1	2
Total	63	36	7

^aPerformed within 6 weeks as a result of recall on presumptive positive results or repeat sampling 6 months later. 

^bPositive results were for carriage of acinetobacters at any site. 

^cPresumptive positive results which proved negative after laboratory confirmation test.