Research Article
Outpatient-Based Pulmonary Rehabilitation for COPD: A Cost of Illness Study
Table 2
Paired Samples Statistics. This table shows the changes in inpatient days, GP visits, medication costs, exercise parameters, and HRQL after PR.
| | | Mean | N | Std. deviation | P |
| | Pair 1 | IP days | 3.03 | 31 | 5.4 | | | pst_ip days | .68 | 31 | 2.0 | 0.027 |
| | Pair 2 | medic_cost | 495.04 | 29 | 913.6 | | | pst_med_cost | 141.37 | 29 | 424.5 | 0.063 |
| | Pair 3 | gp_cost | 725.73 | 31 | 297.9 | | | pst_gp_cost | 776.02 | 31 | 378.8 | 0.193 |
| | Pair 4 | pre_iswt | 250.7 | 30 | 13.6 | | | post_iswt | 291.0 | 30 | 13.0 | 0.002 |
| | Pair 5 | pre_eswt | 6.89 | 27 | 4.2 | | | pst_eswt | 9.26 | 27 | 6.1 | 0.067 |
| | Pair 6 | pre_sgrq | 55.18 | 31 | 17.6 | | | pst_sgrq | 48.71 | 31 | 17.3 | 0.003 |
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