Table 7.

Health-related quality of life (short form-36) among coronavirus disease 2019 survivors who required intensive care unit admission (n=25) at 3 and 6 months after illness onset in comparison with normative data

SF-36 domains/age group (years)	Normal, mean±SD	3 months versus normal, mean±SD; mean difference (95% CI)	6 months versus normal, mean±SD; mean difference (95% CI)
PF
18-40	96.3±6.6	80.4±12.6; −15.9 (−20.9-−7.4)*	89.5±10.0; −6.8 (−12.0-3.7)*
41-60	90.6±12.4	68.3±21.5; −22.3 (−36.0-−8.6)*	74.9±24.1; −15.7 (−25.8-−7.4)*
RP
18-40	85.6±27.7	35.3±35.9; −50.3 (−73.7-−35.4)*	75.5±30.6; −10.1 (−20.2-4.3) (NS)
41-60	81.6±31.7	12.5±29.2; −69.1 (−88.4-−53.0)*	30.1±37.6; −51.5 (−70.4-−35.4)*
BP
18-40	86.4±19.4	72.4±27.5; −14.0 (−20.5-−3.2)*	74.3±20.4; −12.1 (−18.9-−4.7)*
41-60	82.6±22.9	60.5±31.7; −22.1 (−34.5-2.3) (NS)	69.1±27.7; −13.5 (−24.6-−1.4)*
GH
18-40	59.5±19.4	52.3±16.3; −7.2 (−14.7-5.9) (NS)	52.4±15.1; −7.1 (−14.2-1.3) (NS)
41-60	53.2±20.1	42.1±12.4; −11.1 (−20.4-5.3) (NS)	50.7±18.8; −2.5 (−12.1-5.1) (NS)
VT
18-40	60.2±18.3	50.5±8.3; −9.7 (−12.0-−3.7)*	53.8±12.4; −6.4 (−12.4-−3.2)*
41-60	60.3±18.9	46.7±10.3;−13.7 (−20.3-−8.3)*	47.9±12.3; −12.4 (−20.3-−1.7)*
SF
18-40	90.2±16.2	52.5±26.5; −37.7 (−46.5-−21.5)	75.2±15.4; −15.0 (−20.8-−5.6)*
41-60	92.4±16.5	58.3±25.2; −34.1 (−46.2-−16.7)*	70.9±19.2; −21.5 (−30.7-−18.0)*
RE
18-40	67.7±39.4	54.4±43.3; −13.4 (−24.2-5.5) (NS)	82.5±25.7; 14.7 (2.1-22.8)*
41-60	75.0±37.0	22.6±30.0; −52.4 (−74.6-−36.4)*	47.2±48.1; −27.2 (−49.0-−6.5)*
MH
18-40	71.8±15.6	63.6±13.9; −8.7 (−14.8-−2.6)*	67.8±12.8; −4.0 (−11.1-3.0) (NS)
41-60	73.1±17.6	61.0±20.1; −12.1 (−20.6-−1.8)*	68.3±19.0; −4.7 (−12.8-6.3) (NS)

*Significant at P<0.01. Normal range: Based on the study by Lam et al.[14] NS=Not significant, PF=Physical functioning, RP=Role physical, BP=Body pain, GH=General health, VT=Vitality, SF=Social functioning, RE=Role emotional, MH=Mental health, SF-36=Short form-36, CI=Confidence interval, SD=Standard deviation