Table 4

Results of subgroup analyses by location of survey, sensitivity analyses using stricter threshold value for positive screening for CMD symptoms, and imputed data set to account for missing values

Self-reported health statusa (n=633)Yearly income spent on healthcareb (n=632)Number of clinical visits in previous year (n=633)
CumOR (95% CL)*CumOR (95% CL)*IRR (95% CL)
Original9.34 (5.93 to 14.70)2.25 (1.48 to 3.44)1.22 (1.05 to 1.42)
By location
 Clinic11.79 (5.94 to 23.40)2.77 (1.46 to 5.24)1.21 (0.98 to 1.51)
 Village7.72 (4.14 to 14.37)2.04 (1.14 to 3.65)1.25 (1.03 to 1.52)
Threshold value
 SRQ-20≥126.82 (3.72 to 12.51)3.37 (1.98 to 5.75)1.37 (1.14 to 1.64)
Missing data
 Imputed data set8.42 (5.44 to 13.05)2.23 (1.48 to 3.36)1.23 (1.06 to 1.42)
  • Ordered categories: a=excellent, very good, good, fair/poor; b=<¼, ¼ to ½, >½.

  • Adjusted for non-psychiatric comorbidities, age, income, education, marital status, total number of pregnancies and number of living children.

  • CMD, common mental disorders; CumOR, cumulative OR; IRR, incidence rate ratio; SRQ-20, Self-Reporting Questionnaire-20.