tblLAB_RES_LVL_2 - Mutations 
holds mutations and positions of these.
    
    
        
        
		
			
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					Core FieldsNote: Fields marked bold form the unique identifier for a record of the table. 
				 
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					Field name Format Description character (or numeric if possible)  
				 
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					Type of sequence/gene (PRO, RT, GP41, GP120)  
				 
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					numeric Position of the mutation in the sequence  
				 
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					Subposition used to code insertions  
				 
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					character. empty = Amino acid has been deleted. Mutation (Amino acid) found in the sequence  
				 
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					character. empty = Amino acid has been deleted. Mutation (Amino acid) found in the sequence (if more than 1)  
				 
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					character. empty = Amino acid has been deleted. Mutation (Amino acid) found in the sequence (if more than 2)  
				 
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					character. empty = Amino acid has been deleted. Mutation (Amino acid) found in the sequence (if more than 3)  
				 
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					AA_FOUND_# could be extended if mixtures with more than 4 amino acids are found.  
				 
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        QA Checks
        
        
		
			
				| Table | Crosstable | Error Code | Description | Study specific | HICDEP? | 
			
				| AllTables | CrossTable | ATC001 | any date in database after DEATH_D in tblLTFU |   | Yes | 
			
				| AllTables | CrossTable | ATC002 | any date in database after DROP_D in tblLTFU |   | Yes | 
			
				| AllTables | CrossTable | ATC003 | any date in database before BIRTH_D in tblBAS |   | Yes | 
			
				| AllTables | CrossTable | ATC004 | any date in database in the future |   | Yes | 
			
				| AllTables | CrossTable | ATC005 | patients submitted previously who have been missed out |   | Yes | 
			
				| AllTables | CrossTable | ATC006 | Any fields not coded as coding lists on table definition |   | Yes | 
			
				| tblLAB_RES_LVL_2 | WithinTable | L2W001 | AA_FOUND_x but nothing in AA_FOUND(x-1) |   | Yes | 
			
				| tblLAB_RES_LVL_2 | WithinTable | L2W002 | Duplicate records per TEST_ID, GENE, AA_POS and AA_POS_SUB |   | Yes | 
			
				| tblLAB_RES_LVL_2 | WithinTable | L2W003 | Missing TEST_ID |   | Yes | 
			
				| tblLAB_RES_LVL_2 | WithinTable | L2W004 | Missing GENE |   | Yes | 
			
				| tblLAB_RES_LVL_2 | WithinTable | L2W005 | Missing AA_POS |   | Yes | 
			
				| tblLAB_RES_LVL_2 | WithinTable | L2W006 | Missing AA_POS_SUB |   | Yes | 
			
				| tblLAB_RES_LVL_2 | WithinTable | L2W007 | Missing AA_FOUND_1 |   | Yes | 
			
				| tblLAB_RES_LVL_2 | CrossTable | L2C001 | TEST_ID not in tblLAB_RES.TEST_ID |   | Yes |