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. Author manuscript; available in PMC: 2013 Mar 19.
Published in final edited form as: Health Econ. 2011 May;20(5):600–619. doi: 10.1002/hec.1620

Table 3.

Estimation results for intercepts, thresholds, and measurement error s.d.

Male
Female
Estimates
t-values
Estimates
t-values
Indicator Min Max Min Max Min Max Min Max
Intercepts (τc,i)
Walk 100m –4.121 –1.630 –12.0 –5.8 –3.204 –1.429 –16.9 –6.1
Sit 2hrs –2.713 –1.160 –22.6 –7.5 –2.467 –0.917 –26.8 –7.2
Get up from chair –2.371 –0.593 –16.8 –3.0 –2.659 –0.443 –19.1 –5.1
Stoop –2.143 –0.333 –13.1 –1.5 –2.159 0.066 –10.6 0.6
Reach –3.567 –1.297 –22.8 –7.0 –2.518 –1.033 –27.4 –8.4
Pull –3.765 –1.441 –15.2 –4.7 –3.027 –0.733 –16.6 –5.9
Lift 5kg –3.558 –0.958 –16.8 –2.8 –1.639 –0.339 –13.5 –3.2
Pick up coin –4.717 –1.608 –16.3 –5.5 –3.313 –1.592 –24.5 –8.2
Dress –4.670 –1.593 –15.0 –5.6 –5.355 –1.838 –18.0 –5.2
Walk room –9.584 –2.942 –9.4 –2.6 –7.166 –2.382 –9.4 –5.1
Bath –9.618 –3.063 –10.5 –2.5 –8.020 –2.082 –17.1 –4.4
Eat –6.869 –2.730 –12.6 –4.1 –5.365 –2.337 –12.3 –2.2
Get out of bed –6.024 –2.213 –10.4 –3.6 –6.539 –2.177 –13.1 –5.6
Use toilet –12.308 –2.333 –13.4 –3.0 –9.455 –2.761 –10.2 –4.2
Use map –4.631 –1.614 –17.3 –6.2 –2.386 –1.082 –23.0 –7.3
Prepare hot meal –6.326 –1.889 –10.5 –3.3 –7.646 –3.139 –9.7 –2.3
Shop for groceries –13.922 –3.037 –8.5 –2.4 –6.996 –2.242 –11.1 –4.4
Phone calls –8.978 –2.291 –17.9 –4.0 –5.041 –2.875 –11.8 –3.3
Take medication –13.212 –2.721 –11.1 –2.8 –6.074 –3.016 –10.4 –1.3
Work around house –7.509 –1.606 –10.8 –4.3 –4.550 –1.078 –13.2 –6.4
Manage money –6.150 –2.411 –14.4 –4.3 –4.196 –2.016 –15.2 –6.1
Thresholds (αc,ij)
Climbing stairs (1) 0.050 2.262 0.2 12.0 –0.252 1.437 –2.2 13.0
Climbing stairs (2) 1.405 3.648 4.5 17.7 0.921 2.943 7.3 21.4
Self-reported health (1) –2.891 –0.694 –21.9 –4.7 –3.296 –0.403 –26.9 –1.6
Self-reported health (2) –1.516 0.015 –13.4 0.2 –2.026 0.149 –17.7 0.7
Self-reported health (3) 0.042 1.528 0.2 20.4 –0.257 1.442 –2.5 21.4
Self-reported health (4) 1.482 2.562 6.6 23.3 1.387 2.495 8.1 28.3
Measurementerrors.d.(Ωc,ii)
Grip strength residual 0.687 0.945 18.7 44.4 0.545 0.659 19.0 43.2

Note: Intercepts for climbing stairs and self-reported health are normalized to 0 because the thresholds have this role. Intercept for grip strength is normalized to 0 to identify the mean of the latent variable.