Impact of depression on functional status in elderly patients undergoing total knee arthroplasty

Table 5 Comparison of other primary results among patients with and without depression, n (%)

Variable	With depression (n = 22)	Without depression (n = 78)	P value
Length of hospital stay	4.5 ± 1.9	4.6 ± 2.9	0.8
Readmission	2 (9)	8 (10)	1
Number of required sessions of physical therapy (IQR)	10 (10–10)	10 (10–10)	0.8
Number of consultations to the surgical team (IQR)	4 (3–4)	4 (3–4)	0.3

IQR: Interquartile range.