TABLE 2

Unadjusted PCSI-P Outcomes and ICD-10 Concussion Criteria

Injury GroupPCSI Cluster and Total ScoresPCSI Global OutcomeICD-10
SomaticEmotionalCognitiveFatigueTotalAct DifferentlyConcussion Criteriaa
Mean (SD)Mean (SD)Mean (SD)Mean (SD)Mean (SD)n (%)n (%)
mTBI
 Preinjury2.1 (4.6)1.6 (3.4)2.0 (4.6)0.5 (1.4)6.1 (12.1)26 (22)
 Month 33.7 (6.1)3.1 (4.6)2.9 (4.8)1.6 (3.1)11.3 (15.7)54 (48)35 (31)
 Month 63.4 (5.6)3.6 (4.6)3.1 (5.2)1.5 (2.9)11.5 (16.0)44 (40)41 (37)
 Month 123.2 (5.7)2.5 (4.4)2.5 (4.6)1.0 (2.3)9.3 (13.8)40 (39)25 (25)
cmTBI
 Preinjury1.4 (3.5)1.4 (3.0)1.0 (2.9)0.7 (2.2)4.4 (9.8)17 (15)
 Month 34.0 (6.7)3.4 (5.4)2.7 (5.2)1.8 (3.2)12.0 (18.2)67 (64)38 (37)
 Month 62.9 (4.7)4.0 (5.0)2.8 (4.5)1.6 (2.8)11.3 (15.2)48 (47)38 (37)
 Month 122.5 (5.0)2.9 (4.5)2.3 (4.1)1.3 (3.1)9.0 (14.7)45 (46)30 (31)
OI
 Preinjury1.8 (3.8)1.3 (2.8)1.1 (3.4)0.5 (1.7)4.7 (9.8)20 (17)
 Month 31.4 (3.5)1.9 (3.1)0.9 (2.1)0.7 (1.8)4.9 (8.2)38 (36)17 (16)
 Month 61.6 (3.5)2.0 (3.1)1.4 (2.9)0.7 (1.8)5.7 (9.2)21 (19)23 (21)
 Month 121.3 (3.0)1.3 (2.9)0.8 (2.2)0.6 (1.4)4.0 (7.4)23 (21)19 (18)
  • —, not applicable.

  • a Preinjury: 1 symptom in at least 3 clusters; postinjury: ≥1 new or elevated postinjury symptom in at least 3 clusters.