Table 1.

Criteria for phone screening

Must be
	-BMI < 40 and weight < 350 lbs (160 kg)
	-Vital signs recorded within the last 60 days
	-English speaking
	-Age 14–65
Acceptable co-morbidities include
	-Allergies	< 5 food, drug, or other allergies Controlled seasonal allergies acceptable
	-Anemia	Only if from menorrhagia associated with planned surgery and Hct > 26 % (Hgb > 8 g/dl) documented <30 days
	-Seizures	Seizure-free >1 year
	-Depression	Stable on ≤ 2 meds
	-Endocrine	Stable hypothyroidism with no recent med changes
	-Diabetes	Controlled ≤ 1 oral med. Hgb A1C < 7.5 within the last 3 months
	-Hypertension	Controlled ≤ 3 meds (<170/<95)
	-Mitral valve prolapse	If asymptomatic
	-Neoplasms without organ metastasis	Head and neck, thyroid, soft tissue, orthopedic, breast, renal cell, melanoma
	-Smoker	No new productive cough, no severe COPD
Exclusions
	-Severe systemic disease
	-Coronary artery disease
	-Scheduled for high-risk surgery
	-Refuses blood transfusion (unless seen by a center for blood conservation)

To be eligible for nurse screening, a patient must be all of the first group of criterion, may have any of the second group, but must not have any of the third group