Obstructive sleep apnea: Proposed scoring system

Table 1 Proposed 3-question screening tool for obstructive sleep apnea

Screening questions	Never	Slight chance	Moderate chance	High chance	Almost always	Always	Score
1. Do you snore loudly while sleeping?	0	1	2	3	4	5
2. Do you experience excessive daytime sleepiness?	0	1	2	3	4	5
3. Has anyone/bed partner told you that you gasp for air or choke while asleep?	0	4	6	8	10	12
Total score

Table 2 Proposed self-assessment 3-question screening tool for obstructive sleep apnea

Self-assessment questions	No	Yes
1. Do you snore loudly while sleeping?	0	1
2. Do you experience excessive daytime sleepiness?	0	1
3. Has anyone told you that you gasp for air or choke during sleep?	0	2
Total score

Table 3 Risk factors screening tool for obstructive sleep apnea

Risk factors	No	Yes
Male sex	0	1
BMI > 35 kg/m2 or presence of obesity	0	2
High blood pressure or under treatment for hypertension	0	1
Short, thick neck or enlarged neck circumference (men: > 43 cm, 17 in; women: > 37 cm, 15 in)	0	2
Any anatomical abnormalities predisposing to OSA	0	3
Total score

BMI: Body mass index; OSA: Obstructive sleep apnea.