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. 2014 Sep 20;8(9):BC17–BC21. doi: 10.7860/JCDR/2014/10037.4911

[Table/Fig-4]:

Comparision of T-wave abnormalities in limb leads between three groups

Lead	Control (A)			2nd TM (B)			3rd TM (C)			Difference between groups
	Flat n%	Inverted n%	Total n%	Flat n%	Inverted n%	Total n%	Flat n%	Inverted n%	Total n%	Chi square value X²	A-B	A-C	B-C
I	-	-	-	-	-	-	-	-	-	- -	- -	- -	- -
II	-	-	-	-	-	-	-	-	-	-	- -	- -	- -
III	5 10	20 40	25 50	12 24	23 46	35 70	13 26	27 54	40 80	X²=10.5 p < 0.01S	4.17 P<0.05S	9.89 p<0.01S	1.33 p>0.05 NS
avR	-	-	-	-	-	-	-	-	-	- -	- -	- -	- -
avL	-	-	-	-	-	-	-	-	-	-	- -	- -	- -
avF	-	-	-	-	-	-	-	-	-	- -	- -	- -	- -