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Table 3 Association of full-time equivalent (FTE) capacity measures with nonpharmacologic therapy utilization in the purchased care system: Results from ten multivariate regression models (n = 1300 observations)

From: The relationship between capacity and utilization of nonpharmacologic therapies in the US Military Health System

Independent variable:b

Regression Coefficient Estimate (Standard Error)a

Regression Model Dependent Variable: Users per 1000 sample soldiers

Model 1

TE

Model 4

Massage

Model 5

TENS

Model 6

Oth PT

Model 7

Oth PsychE

Physical Therapist FTE

0.0047 (.0230)

0.0114 (.0170)

0.0302 (.0177)

−0.0055 (.0103)

−0.0018 (.0029)

Chiropractor FTE

0.1239 (.0889)

0.0842 (.0640)

0.1573 (0.0806)*

0.1003 (.0483)*

0.0273 (.0124)*

Behavioral Health Provider FTE

−0.0077 (.0071)

−0.0063 (.0050)

− 0.0038 (.0051)

−0.0056 (.0029)*

− 0.0002 (.0010)

Independent variable:b

Regression Model Dependent Variable: Encounters per therapy userc

Model 1

TE

Model 4

Massage

Model 5

TENS

Model 6

Oth PT

Model

7 Oth PsychE

Physical Therapist FTE

0.0226 (.0170)

0.0061 (.0060)

0.0116 (.0060)*

0.0014 (.0046)

0.0030 (.0077)

Chiropractor FTE

0.2251 (.0812)**

0.1052 (.0588)

0.0517 (.0248)*

0.0847 (.0284)**

0.0403 (.0490)

Behavioral Health Provider FTE

−0.0097 (.0046)*

−0.0023 (.0060)

−0.0016 (.0016)

− 0.0016 (.0013)

0.0018 (.0019)

  1. Models 2 (CH/OM) and 3 (ACU) had insufficient observations to support analysis and are excluded from this table
  2. Abbreviations: ACU Acupuncture, CH/OM Chiropractic and Osteopathic Manipulation, Oth PsychE Psychoeducation (see Additional file 1 for detailed list), OthPTs Other Physical Therapy (see Additional file 1 for detailed list), TE Therapeutic Exercise, TENS Transcutaneous Electrical Nerve Stimulation
  3. *p ≤ 0.05; ** p ≤ 0.01; ***p ≤ 0.001
  4. aEach regression model also included facility type (clinic vs hospital), facility branch (Army vs other) and 6 regions
  5. bAnnual measure computed as FTE per 100,000 patients at the MTF
  6. cFor facilities with no utilization the number of visits per user was imputed as zero