Table 3. Cox regression analysis of the development of infection within 1 year in patients with secondary immunodeficiency.

	Hazard ratio	95% CI	p-value
IgG trough < 6 g/L	Reference	–	–
IgG trough ≥ 6 g/L	0.84	0.66 – 1.07	0.155
Age group ≤ 6 years	Reference	–	–
Age group > 18 years	1.08	0.82 – 1.43	0.586
Body weight < 60 kg	Reference	–	–
Body weight 60 – 80 kg	0.86	0.63 – 1.16	0.324
Body weight > 80 kg	0.72	0.49 – 1.06	0.098
Dose group A (< 0.2 g/kg)	Reference	–	–
Dose group B (0.2 – 0.3 g/kg)	0.59	0.36 – 0.94	0.028
Dose group C (> 0.3 g/kg)	0.59	0.39 – 0.91	0.017