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Table 3 Descriptive data at the start, at 65 days waiting time and at end of project

From: Improving accessibility for outpatients in specialist clinics: reducing long waiting times and waiting lists with a simple analytic approach

Variable Start By 65 days End of project
Sum Mean Min Max SD Sum Mean Min Max SD P val * Sum Mean Min Max SD P val#
Waiting time (days)   161 74 312 69   55 37 64 8.3 < 0.001 52 41 74 9.9 < 0.001
Waiting time treated (days)   89 50 124 20   74 50 100 15 < 0.05   60 40 76 12 < 0.05
Evaluation time (days)   5.5 1.9 14 3.8   4.4 2.1 11.9 3.0 ns   3.4 1.1 9.5 2.4 ns
Number of new patients waiting 15,874 1322 369 2980 783 8138 678 248 1450 344 < 0.01 8922 686 296 1650 389 < 0.01
Number of delayed controls 18,700 1558 310 3324 794 8575 714 101 1671 449 < 0.001 5993 461 40 1337 360 < 0.001
Percent of patients booked (%)   27% 11% 63% 17%   63% 29% 93% 20% < 0.001   61% 36% 91% 17% < 0.001
Patients waiting/Total activity   280% 136% 581% 141%   126% 65% 226% 55% < 0.001   85% 0% 201% 53% < 0.01
Total activity/month 13,525 1127 387 2246 576 14,772 1231 468 2659 671 ns 16,005 1231 508 2804 681 ns
New referrals (number of patients) 4355 362 143 718 168 5149 429 143 916 209 < 0.025 5042 388 168 956 229 ns
Number of physicians (FTE) 346 28 10 68 18 360 30 10 70 19 ns 390 30 10 65 18 ns
Number of nurses (FTE) 557 46 8 150 12 542 45 10 123 12 ns 450 41 11 128 11 ns
Number of consultations/FTE Physician   48 22 107 28   51 19 107 26 < 0.01   54 21 117 28 < 0.05
  1. Note: FTE full time equivalents; * P-value comparing start and 65 days WT. # P-value comparing start and finish. ns = Not significant