A comparative study of the sarcopenia screening in older patients with interstitial lung disease

BMC Pulmonary Medicine

Table 2 Sensitivity, specificity and predictive values of three sarcopenia screening in patients with ILD

	Sensitivity (%)	Specificity (%)	PV+	PV−
All patients
Calf circumference	96.0	60.0	53.3	97.0
SARC-F	24.0	92.0	60.0	72.1
SARC-CalF	68.0	66.0	48.6	81.4
Low ILD-GAP score < 3
Calf circumference	100	41.0	47.4	100
SARC-F	11.1	94.0	50.0	66.7
SARC-CalF	77.8	53.0	46.7	81.8
High ILD-GAP score ≥ 3
Calf circumference	91.7	72.0	57.9	95.5
SARC-F	33.3	93.0	66.7	77.1
SARC-CalF	58.3	72.0	46.7	80.8

ILD, interstitial lung disease; ILD-GAP, interstitial lung disease-gender, age, lung physiology score; PV+, positive predictive value, PV−, negative predictive value; SARC-F, the strength, assistance in walking, rising from a chair, climbing stairs, and falls; SARC-CalF, SARC-F combined with calf circumference

ISSN: 1471-2466