Table 7

Biochemical, haematological and other indices in the study population (n=149)

Blood test	Controls (n=76)	Cases (n=73)	p Value
Total serum protein, g/dl	7.4 (0.71)	7.3 (0.75)	0.34
Serum albumin, g/dl	4.0 (0.52)	3.8 (0.53)	0.81
Haemoglobin, g/l	12.1 (1.49)	10.1 (1.26)^*	0.0001
Haemoglobin, g/l	12.1 (1.49)	17.9 (4.71)^†	0.0001
Packed cell volume, %	36.4 (4.64)	30.3 (4.07)	0.0001
Anaemia, %	12.8	54.6^*	0.0001
Anaemia, %	12.8	11.4^†	0.0001
Microcytic, hypochromic red blood cells, %	6.2	34.8^*	0.0001
Microcytic, hypochromic red blood cells, %	6.2	25.0^†	0.026
Arterial oxygen saturation, %	96.5 (3.14)	94.4 (4.16)^*	0.0001
Arterial oxygen saturation, %	96.5 (3.14)	80.1 (3.90)^†	0.0001

p<0.05 is statistically significant. Values for continuous variables are means (SD).
↵* Acyanotic group;
↵† cyanotic group.