Table 3.
Summary of patient functional outcomes
| Variable | Anterior-posterior group | Posterior group | ||
|---|---|---|---|---|
| Briem et al. [6] (2004) | ||||
| SF-36 Physical Function Index | 77.5±3.89 | 68.98±9.96 | ||
| SF-36 Body Pain Index | 60.7±8.68 | 68.5±7.31 | ||
| SF-36 Mental Health Index | 76.6±4.13 | 75.2±6.13 | ||
| Danisa et al. [7] (1995) | ||||
| Denis Pain Index | ||||
| P1–P2 (minimal to no pain) | P1–P2: 40 | P1–P2: 35 | ||
| P3 (moderate pain) | P3: 20 | P3: 20 | ||
| P4–5 (moderate to severe pain) | P4–5: 40 | P4–5: 45 | ||
| Denis work | ||||
| W1–W2 (return to previous employment [heavy labor] or return to previous sedentary employment/heavy labor with restrictions) | W1–W2: 60 | W1–W2: 60 | ||
| W3 (unable to return to previous employment but has returned to full-time work) | W3: 0 | W3: 0 | ||
| W4–W5 (unable to return to full-time work or unable to return to any employment) | W4–5: 40 | W4–5: 39 | ||
| Return to work (%) | 60 | 60 | ||
| Mayer et al. [8] (2017) | ||||
| Oswestry Disability Index | 20±20 | 16.3±17.1 | ||
| SF-36 Physical Component Score | 46.1±14.3 | 49.3±9.4 | ||
| SF-36 Mental Component Score | 45.7±14.3 | 51±14.1 | ||
| Visual Analogue Scale | 32.1±27.8 | 17.1±18.2 | ||
| RMDQ | 4.6±6.0 | 3.3±4.2 | ||
| Schmid et al. [9] (2012) | ||||
| Visual Analogue Scale (postoperative) | 68.4±17.4 | 73±21.3 | ||
| RMDQ | 4.9±4.0 | 4.4±4.4 | ||
| Return to work (%) | 78.6 | 95.2 | ||
Values are presented as mean±standard deviation or %.
SF-36, 36-item Short-Form Health Survey; RMDQ, Roland Morris Disability Questionnaire.