Table 3.

Willingness to pay

Characteristics	Patients	Rheumatologists	Nurses	Pharmacists
	Mean (95% CI)	Mean (95% CI)	Mean (95% CI)	Mean (95% CI)
Frequency of administration
Once every 7–15 days (reference)	–	–	–	–
Once every 1–2 months	65.68 (36.11, 95.25)	45.96 (−70.12, 162.04)	79.30 (−238.70, 397.30)	75.31 (3.36, 147.26)
Once every 6 months	35.31 (−3.77, 74.39)	30.43 (−39.38, 100.24)	69.72 (−216.44, 355.88)	66.52 (−19.13, 152.17)
Mode and place of administration
Self SC with pen, at home (reference)	–	–	–	–
Self SC with syringe, at home	−17.96 (−45.87, 9.96)	8.90 (−95.64, 113.45)	46.76 (−79.82, 173.33)	28.03 (−63.60, 119.66)
Assisted infusion, at infusion center	−51.40 (−86.13, −16.67)	−14.98 (−139.60, 109.65)	68.70 (−283.42, 420.82)	−16.31 (−122.38, 89.75)
Assisted infusion, at rheumatology center	−45.88 (−78.38, −13.39)	−35.52 (−106.91, 35.86)	42.11 (−222.90, 307.12)	0.42 (−74.51, 75.35)
Manner, helpfulness, and so on of personnel
Unsatisfactory (reference)	–	–	–	–
Fairly satisfactory	83.16 (52.98, 113.33)	96.45 (−85.94, 278.84)	122.78 (−358.10, 603.67)	94.71 (9.26, 180.16)
Very satisfactory	169.59 (119.18, 220.01)	175.93 (−114.83, 466.70)	257.96 (−629.26, 1,145.19)	132.62 (21.03, 244.21)
Frequency of local reactions
Infrequent (reference)	–	–	–	–
Frequent	−44.63 (−61.66, −27.61)	−81.66 (−221.13, 57.80)	−50.91 (−217.53, 115.71)	−45.53 (−111.09, 20.02)
Severity of generalized reactions
Mild (reference)	–	–	–	–
Serious	−390.87 (−494.76, −286.99)	410.76 (−990.21, 168.68)	−268.21 (−1,290.75, 754.34)	297.83 (−447.89, 147.77)

Note: The WTP estimates statistically significant at P, 0.05, that is, those with CIs not including the 0 value and not overlapping with each other within the same characteristic, are reported in bold.

Abbreviations: SC, subcutaneous; WTP, willingness to pay.