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Neurospine > Volume 17(1); 2020 > Article |
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Characteristic | Low PROMIS (n = 73) | High PROMIS (n = 56) | p-value† |
---|---|---|---|
Age (yr) | 49.6 ± 9.4 | 50.6 ± 10.4 | 0.603 |
Sex | 0.499 | ||
Female | 27 (37.0) | 24 (42.9) | |
Male | 46 (63.0) | 32 (57.1) | |
Smoking status | 0.745 | ||
Nonsmoker | 64 (87.7) | 48 (85.7) | |
Smoker | 9 (12.3) | 8 (14.3) | |
Diabetes status | 0.033* | ||
Nondiabetic | 58 (79.5) | 52 (92.9) | |
Diabetic | 15 (20.6) | 4 (7.1) | |
BMI category | 0.130 | ||
Nonobese (< 30 kg/m2) | 38 (52.8) | 37 (66.7) | |
Obese (≥ 30 kg/m2) | 34 (47.2) | 19 (33.9) | |
Modified CCI | 0.8 ± 0.9 | 0.6 ± 1.0 | 0.260 |
Values are presented as mean±standard deviation or number (%).
Low PROMIS cohort defined as preoperative PROMIS score <40.
High PROMIS cohort defined as preoperative PROMIS score ≥40.
PROMIS PF, Patient-Reported Outcome Measurement Information System Physical Function; CCI, Charlson Comorbidity Index; BMI, body mass index.
Characteristic | Low PROMIS (n = 73) | High PROMIS (n = 56) | p-value† |
---|---|---|---|
No. of fusion levels | 0.635 | ||
1-Level | 40 (54.8) | 35 (62.5) | |
2-Level | 28 (38.4) | 17 (30.4) | |
3-Level | 5 (6.9) | 4 (7.1) | |
Operative time (min) | 52.0 ± 15.4 | 51.6 ± 14.6 | 0.892 |
Estimated blood loss (mL) | 29.9 ± 12.3 | 29.8 ± 13.8 | 0.986 |
Length of stay (hr) | 14.1 ± 14.0 | 10.3 ± 7.4 | 0.092 |
Discharge date | 0.411 | ||
POD 0 | 37 (57.8) | 35 (70.0) | |
POD 1 | 15 (23.4) | 9 (18.0) | |
POD 2 | 2 (3.1) | 0 (0) | |
POD 3+ | 10 (15.6) | 6 (12.0) |
SF-12 MCS | Low PROMIS (n = 73) | High PROMIS (n = 56) | p-value† |
---|---|---|---|
SF-12 MCS | |||
Preoperative | 42.6 ± 14.1 | 54.2 ± 8.7 | < 0.001* |
6-Week | 47.9 ± 13.3 | 56.4 ± 6.7 | < 0.001* |
3-Month | 46.5 ± 14.2 | 56.0 ± 7.7 | < 0.001* |
6-Month | 48.1 ± 13.7 | 56.2 ± 7.0 | 0.001* |
1-Year | 51.9 ± 13.2 | 55.8 ± 8.6 | 0.440 |
Postoperative change (postop – preop) | |||
6-Week Δ | 5.3 ± 10.9 | 2.2 ± 7.7 | 0.589 |
3-Month Δ | 3.9 ± 11.5 | 1.8 ± 8.2 | 0.115 |
6-Month Δ | 5.5 ± 13.1 | 2.0 ± 9.6 | 0.775 |
1-Year Δ | 9.3 ± 12.1 | 1.6 ± 8.8 | 0.003* |
Values are presented as mean±standard deviation.
Low PROMIS cohort defined as preoperative PROMIS score <40.
High PROMIS cohort defined as preoperative PROMIS score ≥40.
SF-12 MCS, Short Form-12 Mental Component Summary; PROMIS PF, Patient-Reported Outcome Measurement Information System Physical Function; Δ, postoperative SF-12 MCS – preoperative SF-12 MCS.