Table 3.

Baseline evaluation in world-wide cohorts of IVF patients.

Author	Numbers of patients	Cardiac coronary angiogram	Cardiac magnetic resonance	Exercise test	Sodium-channel blocker challenge
Krahn et al. (2009) [33]	63	100%	100%	100%	100%
Visser et al. (2016) [34]	107	100%	45%	100%	58%
Leinonen et al. (2018) [35]	76	NR	62%	75%	NR
Waldmann et al. (2018) [36]	49	100%	82%	8%	43%
Giudicessi et al. (2018) [37]	67	86%	73%	88%	27%
Conte et al. (2019) [31]	245	100%	65%	80%	64%
Frontera et al. (2019) [38]	54	44%	70%	83%	69%
Cunningham et al. (2020) [39]	46	11%	57%	41%	NR
Merghani et al. (2021) [40]	31	100%	77%	23%	81%
Groeneveld et al. (2023) [32]	423	96%	75%	70%	63%

NR, not reported; IVF, idiopathic ventricular fibrillation.