Question: When performing a MIP, you observe that the patient is able to draw a -15cmH20. Which of the following statements are correct about this measurement in relation to your patient? When performing a MIP, you observe that the patient is able to draw a -15cmH20. Which of the following statements are correct about this measurement in relation to your patient? The patient does not have sufficient strength to support adequate ventilation, cough or secretion management. This patient has adequate ventilatory reserve. The patient has sufficient inspiratory strength to be extubated. The value is erroneous and the test should be performed again