Table 3.

Comparison of Parental Report of Restlessness in Sleep with PLMS Index Measured on PSG

		PLMS Index ≥ 5
		Yes	No
Parental	Yes	7	67	74
Report	No	3	24	27
		10	91	101

Sensitivity = 70% PPV = 9%

Specificity = 26% NPV = 89%

LR⁺ = 0.95

PLMS, periodic limb movements of sleep