Table 1 Characteristics of study participants by mental health disorders (n = 130,078)
| Â | All participants | Poor mental health | Good mental health |
|---|---|---|---|
N (%) | N (%) | N (%) | |
Age groups | |||
 35–40 | 27,094 (20.83) | 1094 (4.04) | 26,000 (95.96) |
 40–45 | 24,195 (18.60) | 1189 (4.91) | 23,006 (95.09) |
 45–50 | 22,489 (17.29) | 1468 (6.53) | 21,021 (93.47) |
 50–55 | 20,160 (15.50) | 1601 (7.94) | 18,559 (92.06) |
 55–60 | 17,442 (13.41) | 1431 (8.20) | 16,011 (91.80) |
 60–65 | 12,154 (9.34) | 984 (8.10) | 11,170 (91.90) |
 65 > | 6544 (5.03) | 581 (8.88) | 5963 (91.12) |
Gender | |||
 Male | 58,251 (44.78) | 2499 (4.29) | 55,752 (95.71) |
 Female | 71,827 (55.22) | 5849 (8.14) | 65,978 (91.86) |
Marital status | |||
 Single | 2953 (2.27) | 176 (5.96) | 2777 (94.04) |
 Married | 118,290 (90.94) | 7239 (6.12) | 111,051 (93.88) |
 Divorced | 1447 (1.11) | 125 (8.64) | 1322 (91.36) |
 widowed | 7305 (5.62) | 802 (10.98) | 6503 (89.02) |
 other | 83 (0.06) | 6 (7.23) | 77 (92.77) |
Water-pipe use | |||
 No | 114,594 (88.92) | 7395 (6.45) | 107,199 (93.55) |
 Yes | 14,284 (11.08) | 949 (6.47) | 13,335 (93.53) |
Alcohol Use | |||
 No | 117,225 (90.96) | 7737 (6.60) | 109,488 (93.40) |
 Yes | 11,652 (9.04) | 606 (5.20) | 11.046 (94.80) |
Drug use | |||
 No | 113,514 (88.08) | 7143 (6.29) | 106,371 (93.71) |
 Yes | 15.363 (11.92) | 1201 (7.82) | 14,162 (92.18) |
Smoking status | |||
 Non-smoker | 91,174 (77.81) | 6636 (7.28) | 84,538 (92.72) |
 Ex-smoker | 9166 (7.82) | 589 (6.43) | 8577 (93.57) |
 Smoker | 16,831 (14.36) | 1112 (6.61) | 15,719 (93.39) |
Physical activity (Daily METs) | |||
  Inactive (24–36.5) | 44,075 (33.89) | 3673 (8.33) | 40,402 (91.67) |
 Middle (36.6–44.9) | 60,585 (46.59) | 3.699 (6.11) | 56,886 (93.89) |
 Active (≥45) | 25,388 (19.52) | 975 (3.84) | 24,413 (96.16) |
BMI | |||
 Underweight | 2558 (1.98) | 155 (6.06) | 2403 (93.94) |
 Normal | 34,808 (26.90) | 1933 (5.55) | 32,875 (94.45) |
 Overweight | 52,731 (40.76) | 3291 (6.24) | 49,440 (93.76) |
 Obese | 39,279 (30.36) | 2938 (7.48) | 36,341 (92.52) |
Socioeconomic status | |||
 1st SES quintile (Poorest) | 26,095 (20.06) | 1813 (6.95) | 24,282 (93.05) |
 2nd SES quintile | 26,035 (20.01) | 1777 (6.83) | 24,258 (93.17) |
 3rd SES quintile | 26,007 (19.99) | 1766 (6.79) | 24,241 (93.21) |
 4th SES quintile | 25,940 (19.94) | 1566 (6.04) | 24,374 (93.96) |
 5th SES quintile (Richest) | 26,001 (19.99) | 1426 (5.48) | 24,575 (94.52) |
Region of cohort (province) | |||
 Fars (FA) | 22,767 (17.50) | 1471 (6.46) | 21,296 (93.54) |
 Kermanshah (KSH) | 10,036 (7.72) | 257 (2.56) | 9779 (97.44) |
 Guilan (GU) | 10,433 (8.02) | 903 (8.66) | 9530 (91.34) |
 East Azerbaijan (EA) | 14,775 (11.36) | 1072 (7.26) | 13,703 (92.74) |
 Mazandaran (MA) | 10,103 (7.77) | 964 (9.54) | 9139 (90.46) |
 Sistan and Balouchestan (SB) | 8199 (6.30) | 965 (11.77) | 7234 (88.23) |
 Yazd (YA) | 9723 (7.47) | 577 (5.93) | 9146 (94.07) |
 Kerman (KE) | 9788 (7.52) | 857 (8.76) | 8931 (91.24) |
 Khuzestan (KH) | 9139 (7.03) | 148 (1.62) | 8991 (98.38) |
 Chaharmahal and Bakhtiari (CB) | 6730 (5.17) | 450 (6.69) | 6280 (93.31) |
 Hormozgan (HO) | 3557 (2.73) | 110 (3.09) | 3447 (96.91) |
 West Azerbaijan (WA) | 3660 (2.81) | 157 (4.29) | 3503 (95.71) |
 Ardabil (AR) | 8214 (6.31) | 372 (4.53) | 7842 (95.47) |
 Razavi Khorasan (RK) | 2954 (2.27) | 45 (1.52) | 2909 (98.48) |