Table 1.

Demographics and preoperative radiographic measurements of patients with and without PJK

	PJK (n = 51)	No PJK (n = 68)	p value
Age	64.6 ± 7.1	61.6 ± 12.4	0.16
Female (%)	37 (72%)	44 (65%)	0.36
Preop SS	30.6 ± 9.8	31.1 ± 12.9	0.83
Preop PT	28.8 ± 8.2	25.7 ± 10.3	0.08
Preop PI	59.5 ± 11.4	56.4 ± 13.6	0.19
Preop LL	29.0 ± 17.8	32.8 ± 19.3	0.28
Preop PI–LL	30.0 ± 17.7	24.6 ± 19.3	0.11
Preop T1PA	30.8 ± 11.9	25.3 ± 9.7	0.013
Preop TK (T5–T12)	24.6 ± 15.0	25.1 ± 21.4	0.89
Preop SVA (mm)	103.1 ± 67	79.2 ± 54	0.034
Preop CSVL (mm)	21.1 ± 27	27.0 ± 42	0.42
Preop UIVFA	6.5 ± 8.8	7.3 ± 7.2	0.58

Bolded text means a significant p-value (e.g. p < 0.05)