Table 4.

Payments per covered year for SD vs. SHL

Variables	Coefficient (95% CI)	P-value
Condition
SD	Reference
SHL	− 47.83 (− 49.98, − 45.67)	<0.001
Age	− 0.33 (− 0.34, − 0.31)	<0.001
Sex
Male	Reference
Female	− 3.57 (− 4.07, − 3.07)	<0.001
Year service was rendered
2010	Reference
2011	− 16.40 (− 17.17, − 15.63)	<0.001
2012	− 20.67 − 21.44, − 19.89)	<0.001
2013	− 18.21 (− 18.99, − 17.42)	<0.001
2014	− 12.76 (− 13.55, − 11.97)	<0.001
Type of benefit plan
PPO	Reference
Comprehensive	− 1.73 (− 3.30, − 0.17)	0.030
EPO	6.81 (5.27, 8.35)	<0.001
HMO	− 4.23 (− 4.99, − 3.47)	<0.001
POS	− 1.93 (− 2.88, − 0.99)	<0.001
POS with capitation	− 1.13 (− 4.30, 2.03)	0.483
CDHP	− 2.54 (− 3.69, − 1.39)	<0.001
HDHP	0.28 (− 1.05, 1.61)	0.676

CI: confidence interval, SD: stargardt disease, SHL: bilateral sensorineural hearing loss, PPO: preferred provider organization, EPO: exclusive provider organization, HMO: health maintenance organization, POS: point-of-service, CDHP: consumer directed health plan, HDHP: high deductible health plan