Electronical supplement table 5

Results of statistical correlative analysis between outcome variables of the SF-36, NPDI and CSOQ

Outcome variables asessed / Spearman R / p-level
SF-36 PCS & SF-36 MCS / 0.58 / 0.0003
SF-36 PCS & NPDI / -0.81 / 0.0000
SF-36 PCS & Pain severity compsite score SHOULDER / -0.67 / 0.0000
SF-36 PCS & pain severity composite score NECK / -0.75 / 0.0000
SF-36 PCS & functional disability score / -0.76 / 0.0000
SF-36 PCS & psychological distress score / -0.71 / 0.0000
SF-36 PCS & physical symptoms score / -0.76 / 0.0000
SF-36 PCS & healthcare utilization score / -0.62 / 0.0001
SF-36 MCS & SF-36 PCS / 0.58 / 0.0003
SF-36 MCS & NPDI / -0.64 / 0.0000
SF-36 MCS & Pain severity compsite score SHOULDER / -0.27 / NS
SF-36 MCS & pain severity composite score NECK / -0.59 / 0.0002
SF-36 MCS & functional disability score / -0.61 / 0.0001
SF-36 MCS & psychological distress score / -0.87 / 0.0000
SF-36 MCS & physical symptoms score / -0.63 / 0.0001
SF-36 MCS & healthcare utilization score / -0.50 / 0.0024
NPDI & SF-36 PCS / -0.81 / 0.0000
NPDI & SF-36 MCS / -0.64 / 0.0000
NPDI & Pain severity compsite score SHOULDER / 0.57 / 0.0004
NPDI & pain severity composite score NECK / 0.90 / 0.0000
NPDI & functional disability score / 0.82 / 0.0000
NPDI & psychological distress score / 0.71 / 0.0000
NPDI & physical symptoms score / 0.71 / 0.0000
NPDI & healthcare utilization score / 0.64 / 0.0000
Pain severity compsite score SHOULDER & SF-36 PCS / -0.67 / 0.0000
Pain severity compsite score SHOULDER & SF-36 MCS / -0.27 / NS
Pain severity compsite score SHOULDER & NPDI / 0.57 / 0.0004
Pain severity compsite score SHOULDER & pain severity composite score NECK / 0.55 / 0.0007
Pain severity compsite score SHOULDER & Q38 / 0.32 / NS
Pain severity compsite score SHOULDER & Q40 / 0.29 / NS
Pain severity compsite score SHOULDER & Q41 / 0.38 / 0.0264
Pain severity compsite score SHOULDER & Q42 / 0.31 / NS
Pain severity compsite score SHOULDER & functional disability score / 0.65 / 0.0000
Pain severity compsite score SHOULDER & psychological distress score / 0.35 / 0.0432
Pain severity compsite score SHOULDER & physical symptoms score / 0.52 / 0.0017
Pain severity compsite score SHOULDER & healthcare utilization score / 0.53 / 0.0013
pain severity composite score NECK & SF-36 PCS / -0.75 / 0.0000
pain severity composite score NECK & SF-36 MCS / -0.59 / 0.0002
pain severity composite score NECK & NPDI / 0.90 / 0.0000
pain severity composite score NECK & Pain severity compsite score SHOULDER / 0.55 / 0.0007
pain severity composite score NECK & functional disability score / 0.84 / 0.0000
pain severity composite score NECK & psychological distress score / 0.65 / 0.0000
pain severity composite score NECK & physical symptoms score / 0.64 / 0.0000
pain severity composite score NECK & healthcare utilization score / 0.64 / 0.0000
functional disability score & SF-36 PCS / -0.76 / 0.0000
functional disability score & SF-36 MCS / -0.61 / 0.0001
functional disability score & NPDI / 0.82 / 0.0000
functional disability score & Pain severity compsite score SHOULDER / 0.65 / 0.0000
functional disability score & pain severity composite score NECK / 0.84 / 0.0000
functional disability score & psychological distress score / 0.66 / 0.0000
functional disability score & physical symptoms score / 0.82 / 0.0000
functional disability score & healthcare utilization score / 0.65 / 0.0000
psychological distress score & SF-36 PCS / -0.71 / 0.0000
psychological distress score & SF-36 MCS / -0.87 / 0.0000
psychological distress score & NPDI / 0.71 / 0.0000
psychological distress score & Pain severity compsite score SHOULDER / 0.35 / 0.0432
psychological distress score & pain severity composite score NECK / 0.65 / 0.0000
psychological distress score & functional disability score / 0.66 / 0.0000
psychological distress score & physical symptoms score / 0.61 / 0.0001
psychological distress score & healthcare utilization score / 0.51 / 0.0022
physical symptoms score & SF-36 PCS / -0.76 / 0.0000
physical symptoms score & SF-36 MCS / -0.63 / 0.0001
physical symptoms score & NPDI / 0.71 / 0.0000
physical symptoms score & Pain severity compsite score SHOULDER / 0.52 / 0.0017
physical symptoms score & pain severity composite score NECK / 0.64 / 0.0000
physical symptoms score & functional disability score / 0.82 / 0.0000
physical symptoms score & psychological distress score / 0.61 / 0.0001
physical symptoms score & healthcare utilization score / 0.47 / 0.0048
healthcare utilization score & SF-36 PCS / -0.62 / 0.0001
healthcare utilization score & SF-36 MCS / -0.50 / 0.0024
healthcare utilization score & NPDI / 0.64 / 0.0000
healthcare utilization score & Pain severity compsite score SHOULDER / 0.53 / 0.0013
healthcare utilization score & pain severity composite score NECK / 0.64 / 0.0000
healthcare utilization score & functional disability score / 0.65 / 0.0000
healthcare utilization score & psychological distress score / 0.51 / 0.0022
healthcare utilization score & physical symptoms score / 0.47 / 0.0048

Electronical supplement table 2

Numerical classification for C1 and C2 fracture types and combinations thereof

Atlas fractures. Taxonomy/classification used in current study
A TAL& atlantoaxial joint / B Fracture pattern
1.1 TAL intact
1.2.1 Bony avulsion unilat.
1.2.2 Bony avulsion bilat
2TAL Ruptured
3 Axial instability / 1.1 Ant arch unilat
1.2 Ant arch bilat
2.1 Post arch unilat
2.2 Post arch bilat
3.1 Lateral mass unilat
3.2Lateral mass bilat
4.1 Lateral mass burst unilat
4.2 Lateral mass burst bilat
Axis fractures. Taxonomy/classification used in current study
A C2-3 discoligamentous stable, B C2-3 discoligamentous unstable. Number of main fragments: 2-part; 3-part; 4-part fracture.
1 Odontoid tip
2 Odontoid neck (II) or base type (III)
2.1.1 Oblique a-p (>30°)* II or III
2.1.2 Oblique p-a (>10°)* II or III
2.1.3 Sagittal transverse II or III
2.2.1 Coronal oblique (>10°)* II or III
2.2.2 Coronal Transverse II or III
2.3 Split fracture sagittal
2.4 Split fracture coronal
2.6 Posterior comminution
* Angle formed between axis endplate and fracture course / 3. Lateral mass
3.1.1 Sagittal split-impr unilat
3.1.2 Sagittal split-impr bilat
3.1.3 Oblique split-impr unilat
3.1.4 Oblique split-impr bilat
3.2.1 Facet impression unilat
3.2.2 Facet impression bilat
3.3.1 Burst unilat
3.3.2 Burst bilat
3.4.1 Impression-depression unilat
3.4.2 Impression-depression bilat
3.5.1 En block separation unilat
3.5.2 En block separation bilat
-d W/ atlantoaxial dislocation / 4. VB-C2
4.1 Chip inf ant
4.2 Chip inf post
4.3 Chip ant & post
4.4 Transverse
4.5.1 Coronar unilat
4.5.2 Coronar bilat
4.6 Burst
4.7.1 Teardrop ant*
4.7.2 Teardrop post*
*(≥ 1rd of VB-depth depth) / 5. Pedicle
5.1 Sagittal unilat
5.2 Sagittal bilat
5.3 Coronar unilat
5.4 Coronar bilat
6. Isthmus C2
6.1. Unilateral
6.2. Bilateral / 7. Inferior facet C2
7.1.1 Fracture w/o dislocation unilat
7.1.2 Fracture w/o dislocation bilat
7.2.1 Fracture w/ dislocation unilat
7.2.2 Fracture w/ dislocation bilat
7.4.1 Dislocation w/o fracture unilat
7.4.2 Dislocation w/o fracture bilat / 8. Fracture of lamina C2
8.1.1 Unilateral
8.1.2 Bilateral
8.2 Fracture spinous process / 9 Fracture of transverse process C2
9.1.1 Ant or post unilat
9.1.2 Ant or post bilat
9.2.1 Fracture-separation or burst unilat
9.2.2 Fracture-separation or burst bilat