Table 2.

Age group-wise T/N ratio distribution

T/N ratio
Age group	T/N ratio
	n	Mean±SD	Median	Minimum	Maximum	Range	P
60-70	112	12.02±10.94	8.56	0.45	38.91	38.46	0.432
70-80	74	10.91±9.72	8.90	0.48	37.79	37.31
≥80	13	7.19±5.22	7.48	0.36	19.96	19.60
Total	199	11.29±10.25	8.03			38.55

SD: Standard deviation, T/N: Test by normal