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Table 4 Direct program cost components of MI and UC

From: Measuring the costs of outreach motivational interviewing for smoking cessation and relapse prevention among low-income pregnant women

Mean Cost per Participant

Cost Components

MI

UC

Cost Difference (95% CI)

Set-Up or Implementation Costs

Training Staff ($3,930 for MI)

$25.2

$0

$25.2

Variable Program Costs

Staff Time

   

   Scheduling

$26.5

$0

$26.5 ($23.7 to $29.3)

   Preparation

$17.2

$0

$17.2 ($15.1 to $18.9)

   Intervention Delivery

$103.0

$2.6

$100.4 ($95.7 to $104.8)

   Travel

$62.4

$0

$62.4 ($56.8 to $66.3)

Patient/Participant Time

$17.0

$0.42

$16.6 ($15.8 to $18.2)

Transportation

$21.8

$0

$21.8 ($18.7 to $23.5)

Materials

$4.7

$1.8

$2.9

Analysis of Nicotine Samples

$34.0

$0

$34.0

Total Variable Costs

$286.6

$4.82

$281.8 ($264 to $298)

Total Costs

$311.8

$4.82

$307 ($289.2 to $322.8)