Perceived frailty and measured frailty among adults undergoing hemodialysis: a cross-sectional analysis

BMC Geriatrics

Table 4 Participant characteristics by misclassification of frailty status among non-frail participants

	Nephrologist-perceived frailty, n = 32		P	NP-perceived frailty, n = 30		P	Patient-perceived frailty, n = 38		P
	non-frail	int. frail/frail	P	non-frail	int. frail/frail	P	non-frail	int. frail/frail	P
Age (years)^a	47.0	67.5	<0.001	53.0	62.8	0.09	54.8	55.8	0.83
Women	33.3	54.6	0.28	23.8	66.7	0.04	38.5	50.0	0.73
Non-African American race	4.8	18.2	0.27	0.0	33.3	0.02	7.7	16.7	0.58
Post-secondary education	23.8	27.3	1.00	28.6	22.2	1.00	21.7	27.3	0.76
Currently employed	19.1	18.2	1.00	23.8	0	0.29	21.7	9.1	0.31
History of smoking	19.1	9.1	0.64	19.1	11.1	1.00	13.0	22.7	0.32
Obese	33.3	27.3	1.00	38.1	22.2	0.68	30.4	27.3	1.00
Comorbidities^b	2.3	3.2	0.07	2.4	3.0	0.27	2.5	2.7	0.56
Disability^c	0	0	0.48	0	0	0.35	0	0	0.11

Abbreviations: NP nurse practitioner, Int. frail intermediately frail.
^aMean.
^bMedian number of comorbidities.
^cMedian number of activities of daily living with which participant reported difficulty.
P-values were estimated using Fisher’s exact test for categorical variables, t-tests for pseudonormally distributed continuous variables, or Hodges-Lehmann’s test for equal medians for non-normally distributed continuous variables.

ISSN: 1471-2318