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. Author manuscript; available in PMC: 2021 Jun 1.
Published in final edited form as: Clin Genet. 2021 Feb 22;99(6):772–779. doi: 10.1111/cge.13939

Table 2:

Mean scores and standard deviations of all SF-12v2 scales, PCS, and MCS by OI type. Mean norm PCS and MCS scores shown for comparison are from Gandek et al31

OI I OI III OI IV Norm
N 173 49 80
Physical Domains
Mean (SD)
PF 66.6 (34.9) 20.8 (29.3) 54.6 (34.5)
RP 65.0 (30.0) 64.3 (30.0) 64.5 (27.8)
BP 67.5 (28.7) 66.8 (30.4) 65.9 (29.8)
GH 65.8 (24.1) 68.3 (22.6) 66.3 (24.1)
PCS 46.4 (10.6) 39.9 (7.06) 44.3 (9.49) 50.8 (8.9)
Mental Domains
Mean (SD)
VT 53.9 (22.8) 56.3 (23.3) 55.1 (28.9)
SF 77.8 (25.6) 76.6 (28.4) 76.6 (25.4)
RE 78.3 (24.8) 83.9 (23.8) 80.0 (24.6)
MH 67.7 (20.2) 69.5 (19.3) 70.1 (20.7)
MCS 50.1 (9.66) 55.2 (8.97) 51.9 (10.2) 50.0 (9.5)

PF Physical Functioning, RP Role-Physical, BP Bodily Pain, GH General Health, PCS Physical Component Summary, VT Vitality, SF Social Functioning, RE Role-Emotional, MH Mental Health, MCS Mental Component Summary.