Predictor | Category | Logistic regression | Linear regression | ||||
---|---|---|---|---|---|---|---|
OR | 95% CI | p-value | Coefficient | 95% CI | p-value | ||
Age | 0–17 years | 1 | 0.006 | 0 | 0.004 | ||
≥18 years | 0.30 | 0.12, 0.70 | −0.52 | −0.88, −0.16 | |||
Experience with IgG prior to SCIG | Ig-naïve | 1 | 0.01 | ||||
Ig-experienced | 2.36 | 1.22, 4.54 | |||||
Time on treatment | < 2 years | 0 | 0.06 | ||||
≥2 years | 0.27 | −0.01, −0.54 | |||||
Confidence after traininga | 1–5 | 1 | 0.03 | ||||
6–7 | 2.18 | 1.07, 4.44 | |||||
Number of sites | 1–3 | 1 | 0.01 | 0 | 0.04 | ||
≥4 | 0.44 | 0.24, 0.84 | −0.24 | −0.47, −0.02 | |||
TSQM effectiveness scoreb | T2 + T3, ≤75 | 1 | 0.001 | 0.13 | 0.07, 0.18 | < 0.001 | |
T1, ≥76 (best) | 2.73 | 1.50, 4.80 | |||||
PROMIS Fatiguec | T2 + T3, ≥54 | 1 | < 0.001 | −0.33 | −0.39, −0.26 | < 0.001 | |
T1, ≤53 (best) | 8.26 | 4.56, 15.0 |