Table 1. Baseline demographics.

Characteristic	Tricuspid valvectomy (n=106)					Tricuspid valve replacement (n=646)						Overall (n=752)				P value
	Pooled value [95% CI]	No. of studies	No. of patients	I2 (%)		Pooled value [95% CI]	No. of studies		No. of patients	I2 (%)		Pooled value [95% CI]	No. of studies	No. of patients	I2 (%)
Baseline demographics
Age (years)	29 [12–46]†	1	7	NA		37 [26–47]	8		73	87*		36 [26–45]	9	80	85	0.44
Male (%)	48 [38–58]	3	47/98	0		62 [50–74]	10		308/589	45		55 [47–62]	11	355/687	29	0.07
Systemic hypertension (%)	20 [11–32]	2	18/91	21		35 [31–39]	2		179/516	0		26 [17–37]	2	197/607	66*	0.02
Indications for surgery
Persistent sepsis (%)	47 [24–71]	2	7/15	0		62 [31–86]	7	25/51		61*		54 [33–74]	8	32/66	49	0.45
Septic pulmonary embolism (%)	74 [28–95]	2	26/33	78*		38 [16–66]	7	25/72		64*		48 [25–72]	7	51/105	72*	0.18
Microorganisms
Staphylococcus Aureus (%)	93 [74–98]	2	30/32	0		49 [38–61]	8	37/73		0		66 [48–80]	9	67/105	48	<0.01
Streptococcus (%)	3 [0–21]	2	0/32	0		33 [20–50]	3	12/36		0		23 [10–46]	5	12/68	40	0.01
Enterococcus (%)	3 [0–21]	2	0/32	0		25 [12–45]	2	7/28		0		15 [4–42]	4	7/60	41	0.04
Fungal (%)	7 [1–35]	2	1/32	30		60 [19–90]	2	3/5		0		23 [4–67]	4	4/37	58*	0.03

^†, median 29 years, range, 20–46 years; *, heterogeneity P<0.05 (significant data heterogeneity present). NA, not applicable.