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Table 2 Mean cost per patient in the various study groups, and unadjusted mean cost differences between groups

From: Cost-effectiveness of Transforaminal epidural steroid injections for patients with ACUTE sciatica: a randomized controlled trial

Cost category

Intervention group 1

–

Usual care + TESI

Mean (SEM)

Intervention group 2

–

Usual care +

TEI

Mean (SEM)

Control group

–

Usual care

Mean (SEM)

Comparison 1

(Int. group 1 vs. Control)

Comparison 2

(Int. group 1 vs. Int. group 2)

Comparison 3

(Int. group 2 vs. Control)

 

Unadjusted

Adjusted*

Unadjusted

Adjusted*

Unadjusted

Adjusted*

Intervention costs

486 (1)

486 (1)

0 (0)

486 (485 to 487)

486 (485 to 487)

0 (−2 to 1)

0 (−1 to 2)

486 (485 to 487)

486 (485 to 487)

Other healthcare costs

2081 (269)

2394 (722)

2448 (354)

−367 (− 1301 to 401)

− 690 (− 1816 to 165)

− 313 (− 2719 to 686)

− 233 (− 2442 to 751)

−54 (− 1126 to 2271)

−72 (− 1257 to 2636)

Prim. healthcare costs

1179 (238)

1018 (233)

1588 (299)

− 409 (− 1162 to 164)

−650 (− 1622 to 5)

161 (− 356 to 707)

218 (−264 to 745)

−570 (− 1292 to 9)

− 635 (− 1396 to − 3)

Sec. healthcare costs

817 (170)

1281 (640)

761 (170)

57 (− 373 to 479)

−22 (− 502 to 423)

− 463 (− 2992 to 312)

−440 (− 2781 to 317)

520 (− 258 to 2978)

566 (− 303 to 3328)

Medication costs

86 (15)

95 (22)

99 (12)

−14 (− 43 to 27)

− 19 (− 50 to 25)

− 10 (− 69 to 34)

−10 (− 68 to 30)

−4 (− 40 to 60)

−3 (− 41 to 65)

Informal care costs

1669 (608)

1563 (588)

2031 (610)

− 362 (− 1785 to 959)

− 569 (− 1992 to 931)

105 (− 1594 to 1302)

61 (− 1879 to 1226)

− 468 (− 1885 to 1229)

−322 (− 1635 to 1333)

Absenteeism costs

12,959 (2144)

13,153 (1646)

12,090 (1972)

869 (− 3715 to 5099)

2410 (− 2116 to 6350)

− 194 (− 4636 to 4126)

684 (− 3176 to 4368)

1063 (− 3415 to 5432)

1833 (− 2151 to 5498)

Presenteeism costs

3288 (759)

2788 (544)

3374 (613)

−86 (− 1649 to 1428)

333 (− 1131 to 1806)

499 (− 941 to 1866)

858 (− 455 to 2053)

−585 (− 2080 to 900)

− 631 (− 2065 to 818)

Unpaid productivity costs

1242 (391)

952 (284)

1458 (289)

−216 (− 956 to 574)

− 251 (− 1058 to 734)

289 (− 422 to 1019)

269 (− 484 to 1148)

− 505 (− 1206 to 213)

−524 (− 1271 to 184)

Total societal costs

21,724 (2461)

21,337 (2087)

21,400 (2165)

323 (− 4806 to 5117)

1718 (− 3020 to 6052)

387 (− 5045 to 5631)

1640 (− 3354 to 6106)

−64 (− 5325 to 5441)

770 (− 3758 to 5702)

  1. Usual care Oral medication: TESI Transforaminal Epidural Steroid Injection: TEI Transforaminal Epidural Injection
  2. *Comparisons were adjusted for center, gender, level of herniated disc, loss of strength, loss of feel, BMI, age
  3. Total values are depicted in bold font
  4. SEM standard error of the mean