Table 1.

Summary table of study characteristics.

	Study design			Type of therapy			Measure of treatment burden
Study	Prospective	Cross-sectional	Crossover	SCIg	IVIg	SCIg versus IVIg	QoL	Preference, satisfaction	Other
Chapel et al. (23)			√			√		√
Daly et al. (17)		√			√		√	√
Dash et al. (24)	√			√				√
Gardulf et al. (26)	√			√				√
Gardulf et al. (20)	√			√			√
Gardulf et al. (14)		√		√				√	√
Gardulf et al. (25)		√		√					√ ($)
Gardulf et al. (30)		√		√					√
Hansen et al. (27)	√			√				√
Howard et al. (15)		√			√		√		√ ($)
Jones et al. (13)	√			√			√	√
Kittner et al. (28)		√				√		√	√
Mohamed et al. (19)		√ (conjoint analysis)				√		√
Nicolay et al. (18)	√					√	√	√
Rider et al (29),		√				√	√		√
Routes et al. (16)	√				√		√
Tcheurekdjian et al. (22)		√			√		√

$: includes data on financial burden.

QoL, quality of life.