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Table 1 Maximal inspiratory pressures of obese patients before and after a bariatric procedure

From: Effects of bariatric surgery on inspiratory muscle strength

Predicted MIPa (n = 124)

Actual MIP preoperativea (n = 124)

After 3 monthsa (n = 124)

After 6 monthsa (n = 124)

After 9 monthsa (n = 124)

127 ± 31

102 ± 24A

76 ± 26B,C

82 ± 28B,C

86 ± 28B,C

  1. aIn cm H2O.
  2. ASignificant difference compared with Predicted MIP (p = 0.019).
  3. BSignificant difference compared with Actual MIP (p = 0.01).
  4. CNo significant difference between 3, 6 and 9 month values (p = 0.273).
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