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Table 6 The relationship between age and occult hernia

From: The incidence and analysis of ipsilateral occult hernia in patients undergoing hernia repair: a single institution retrospective study of 1066 patients

Age, years Occult hernia Non-occult hernia χ2 value P value
 ≤ 50 2 (2.27%) 130 (13.29%) χ2 = 8.33 aP<0.005
 > 50 86 (97.73%) 848 (86.71%)
 ≤ 60 14 (15.91%) 276 (28.22%) χ2 = 6.18 bP<0.05
 > 60 74 (84.09%) 702 (71.78%)
 ≤ 70 43 (48.86%) 568 (58.08%) χ2 = 2.8 cP>0.05
 > 70 45 (51.14%) 410 (41.92%)
  1. aP =  ≤ 50 vs > 50
  2. bP =  ≤ 60 vs > 60
  3. cP =  ≤ 70 vs > 70