Data Summary	
Number of Strata	26	
Number of Clusters	633	
Number of Observations	8514	
Number of Observations Used	2726	
Number of Obs with Nonpositive Weights	5788	
Sum of Weights	2485.20685	

Blood test result	
HIV03	Frequency	Weighted
Frequency	Std Err of
Wgt Freq	Percent	Std Err of
Percent	95% Confidence Limits
for Percent	
HIV negative	1955	1775	68.93159	72.3392	1.2828	69.8200	74.8585	
HIV positive	747	678.86894	41.44035	27.6608	1.2828	25.1415	30.1800	
								
Total	2702	2454	88.44917	100.0000				
Frequency Missing = 24