Table 4 Interaction models between economic status of the household and years of education
|  | Physical suffering (N = 1282) Coeff (SE) | Functional suffering (N = 1282) Coeff (SE) | Pain severity (N = 1140) Coeff (SE) | Psychological suffering (N = 962) Coeff (SE) | Social suffering (N = 1282) Coeff (SE) | Spiritual suffering (N = 1162) Coeff (SE) |
|---|---|---|---|---|---|---|
Perceived economic status of household (Ref: Low) | ||||||
 Middle | 3.16 (2.30) | −2.13 (2.18) | 0.21 (2.62) | −6.25*** (2.06) | −4.04** (1.97) | −10.38***(2.13) |
 High | 1.98 (3.29) | −1.70 (3.11) | 1.18 (3.54) | −6.24** (2.99) | 4.95* (2.81) | −0.17 (3.02) |
Years of education | 0.83***(0.23) | −0.22 (0.22) | 0.46*(0.28) | 0.50**(0.22) | −0.22 (0.20) | −0.15 (0.21) |
Sex (Ref: Males) | ||||||
 Females | 4.97***(1.26) | 1.08 (1.20) | 0.75 (1.44) | 3.24***(1.21) | −1.61 (1.08) | 0.66 (1.16) |
Age (mean-centred) | −0.08 (0.05) | −0.05 (0.05) | − 0.07 (0.06) | −0.04 (0.05) | − 0.09**(0.04) | 0.01 (0.05) |
Type of patient (Ref: Outpatients) | ||||||
 Inpatients | −4.15***(1.45) | 8.14***(1.37) | −1.89 (1.72) | −1.66 (1.29) | 5.39***(1.24) | 1.91 (1.32) |
Country (Ref: China) | ||||||
 India | 13.07***(2.13) | 16.09***(2.02) | 16.09***(2.42) | 17.46***(1.81) | 13.28***(1.82) | 11.44***(1.89) |
 Myanmar | 3.22 (2.67) | 9.98***(2.53) | 8.26***(2.65) |  | 7.38***(2.29) |  |
 Sri Lanka | 17.85***(2.32) | 5.20**(2.19) | 18.72***(2.50) | 16.99***(1.94) | 2.11 (1.98) | 16.06***(2.04) |
 Vietnam | 13.98***(2.30) | −0.87 (2.18) | 13.89***(2.48) |  | −3.18 (1.97) | 5.38***(2.02) |
Perceived economic status of household X Years of education | ||||||
 Middle economic status of household X years of educations | −1.12***(0.27) | −0.47*(0.26) | −0.65**(0.32) | − 0.65***(0.25) | −0.12 (0.23) | 0.13 (0.25) |
 High economic status of household X years of education | −1.23***(0.33) | −0.64**(0.31) | −0.85**(0.37) | − 0.84***(0.23) | −0.66**(0.28) | − 0.75**(0.30) |