Age (Yrs.)

Case (n = 90)

Control (n = 41)

P value

41 - 50

40.52 ± 5.77

50.71 ± 6.39

<0.0001

51 - 60

47.44 ± 5.91

75.32 ± 9.19

<0.0001

>60

43.73 ± 8.93

86.74 ± 10.48

<0.0001