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Table 3 SGRQ-C Score. Total and based on subgroups (level of severity, gender and age group)

From: Health-related quality of life of patients diagnosed with COPD in Extremadura, Spain: results from an observational study

SubgroupsNumber of valid casesSymptomsActivityImpactsTotal score
mean ± SDp-valuemean ± SDp-valuemean ± SDp-valuemean ± SDp-value
Level of severity
 GOLD I4138.6 ± 22.6< 0.00145.7 ± 28.8< 0.00127.6 ± 26.80.00135.1 ± 25.1< 0.001
 GOLD II7940.3 ± 22.153.2 ± 25.933.4 ± 26.840.7 ± 23.6
 GOLD III3562.3 ± 23.073.5 ± 23.354.8 ± 28.961.9 ± 24.8
 GOLD IV555.1 ± 26.170.1 ± 25.546.3 ± 33.755.2 ± 28.2
Gender
 Male30841.6 ± 23.10.25650.6 ± 28.50.00431.1 ± 27.20.00239.0 ± 24.90.003
 Female7844.4 ± 23.361.3 ± 28.042.0 ± 26.948.4 ± 24.3
Age group
 Under 658039.8 ± 22.20.37644.7 ± 28.70.00628.8 ± 24.70.16735.6 ± 23.40.052
 65 years or older30642.8 ± 23.454.8 ± 28.434.5 ± 28.142.2 ± 25.3
Total38642.2 ± 23.2 52.7 ± 28.7 33.3 ± 27.5 40.9 ± 25.0 
  1. SGRQ-C St. George Respiratory Questionnaire – COPD, COPD chronic obstructive pulmonary disease, SD standard deviation. Columns 3 to 6 show the mean and SD that correspond to the number of valid cases shown on column 2