Age (Yrs.)

Case (n = 90)

Control (n = 41)

P value

41 - 50

99.88 ± 20.73

75.87 ± 12.56

<0.0001

51 - 60

104.71 ± 21.95

90.11 ± 11.84

0.0002

>60

107.66 ± 22.74

97.82 ± 15.77

0.515