Table 1 Disability weights for the 21 health states from the 7 symptom categories of chronic mountain sickness

Breathlessness/palpitations

Mild breathlessness/palpitations

0.049

0.044

0.053

0.15

Moderate breathlessness/palpitations

0.091

0.086

0.096

0.09

Severe breathlessness/palpitations

0.129

0.120

0.139

0.11

Sleep disturbances

Did not sleep as well as usual

0.043

0.040

0.046

0.09

Woke many times; poor night’s sleep

0.113

0.108

0.117

0.06

Could not sleep at all

0.218

0.207

0.229

0.08

Cyanosis

Mild cyanosis

0.006

0.005

0.007

0.36

Moderate cyanosis

0.016

0.013

0.020

0.33

Severe cyanosis

0.040

0.035

0.046

0.19

Dilatation of veins

Mild dilatation of veins

0.009

0.007

0.011

0.32

Moderate dilatation of veins

0.021

0.015

0.027

0.42

Severe dilatation of veins

0.044

0.036

0.052

0.28

Paresthesia

Mild paresthesia

0.014

0.012

0.017

0.27

Moderate paresthesia

0.042

0.039

0.044

0.10

Severe paresthesia

0.083

0.078

0.089

0.11

Headache

Mild headache symptoms

0.077

0.071

0.083

0.12

Moderate headache

0.131

0.127

0.136

0.05

Severe, incapacitating headache

0.231

0.224

0.238

0.05

Tinnitus

Mild tinnitus

0.014

0.012

0.017

0.27

Moderate tinnitus

0.049

0.045

0.052

0.11

Severe tinnitus

0.095

0.092

0.099

0.06