Diagnosis Mean lead ± SD Range p1 p2 p3 p4 p5 p6 p7
Venous eczema 5.35 3.85 2.04-9.8 -            
Seborrhoeic dermatitis 6.45 3.14 2.3-10.8 0.583  NS -          
Pitryiasis alba 5.34 2.52 1.9-9.4 0.996  NS 0.374  NS -        
Lichen simplex chronicous 5.39 3.4 1.2-9.1 0.985  NS 0.527  NS 0.971  NS -      
Hand eczema 5.67 2.74 1.6-10.5 0.82  NS 0.497  NS 0.707  NS 0.808  NS -    
Eye lid eczema 7.62 1.94 4.9-9.5 0.322  NS 0.515  NS 0.117  NS 0.258  NS 0.183  NS -  
Allergic contact dermatitis 6.23 2.99 1.06-10.8 0.568  NS 0.862  NS 0.351  NS 0.505  NS 0.478  NS 0.382  NS -
Atopic dermatitis 5.08 3.07 1.9-9.8 0.89  NS 0.391  NS 0.828  NS 0.85  NS 0.60  NS 0.166  NS 0.35  NS
P1=serum lead level (ug/dl) in venous eczema versus other types of eczema P2= serum lead level (ug/dl) in seborrhoeic dermatitis versus other types of eczema P3= serum lead level (ug/dl) in pitryasis alba versus other types of eczema P4=serum lead level (ug/dl) in lichen simplex chronicous versus other types of eczema P5=serum lead level (ug/dl) in hand eczema versus other types of eczema P6= serum lead level (ug/dl) in eye lid eczema versus other types of eczema P7= serum lead level (ug/dl) in allergic contact dermatitis versus other types of eczema
Table 3: Serum lead level ( μg/dl) in different types of eczema.