Table 1. General characteristics of the study subjects based on the presence of dyslipidemia in all the four regions studied.
| Variables | Tamilnadu | Maharashtra | Jharkhand | Chandigarh | ||||
| No lipid abnormality (n = 152) | Subjects with any lipid abnormality (n = 505) | No lipid abnormality (n = 109) | Subjects with any lipid abnormality (n = 364) | No lipid abnormality (n = 81) | Subjects with any lipid abnormality (n = 329) | No lipid abnormality (n = 86) | Subjects with any lipid abnormality (n = 416) | |
| Age (years) | 41.2±14.9 | 42.7± 14.1 | 40.9±15.3 | 41.9±13.8 | 40.0±14.3 | 37.5±13.0 | 33.7±11.2 | 36.2±12.1 |
| Male n(%) | 103 (67.8) | 229 (45.3)** | 63 (57.8) | 179 (49.2) | 58 (71.6) | 163 (49.5)** | 53 (61.6) | 223 (53.6) |
| Body mass index (kg/m2) | 20.5±3.6 | 22.7±4.3** | 19.7±3.6 | 21.6±4.0** | 19.0±2.3 | 21.0±4.2** | 21.5±3.7 | 24.0±4.8** |
| Waist circumference (cm) | ||||||||
| Male | 75.6±10.2 | 82.8±12.2** | 75.2±10.9 | 79.8±10.4** | 73.4±6.9 | 80.2±13.1* | 77.6±10.7 | 85.7±12.5** |
| Female | 69.9±11.1 | 75.8±11.4* | 63.9±10.4 | 71.8±11.3** | 68.6±9.7 | 72±11.7 | 73.5±10.4 | 80.3±13.4 |
| Systolic blood pressure (mm Hg) | 134±24 | 138±22 | 122±14 | 133±20* | 132±16 | 132±17 | 125±10 | 128±18 |
| Diastolic blood pressure (mm Hg) | 78±15 | 83±13 | 73±7 | 81±10* | 79±12 | 81±9 | 80±10 | 78±13 |
| Serum cholesterol (mg/dl) | 157±22 | 170±44* | 155±22 | 162±39 | 136±25 | 138±38 | 151±23 | 162±41* |
| Serum triglycerides (mg/dl) | 82 | 130** | 82 | 118** | 82 | 113** | 89 | 142** |
| HDL cholesterol (mg/dl) | 52±9 | 36±9** | 54±13 | 37±11** | 50±8 | 34±8** | 51±10 | 36±9** |
| LDL cholesterol (mg/dl) | 89±21 | 103±34** | 84±23 | 96±34* | 69±22 | 77±29* | 81±22 | 92±33* |
| Total cholesterol: HDL ratio | 3.1±0.6 | 5±2.7** | 3.0±0.7 | 4.7±2.1** | 2.8±0.5 | 4.2±1.4** | 30.0±0.6 | 4.7±1.5** |
| Current smoking n(%) | 13 (19.7) | 83 (16.4) | 14 (12.8) | 27 (7.4) | 11 (13.6) | 28 (8.5) | 17 (19.8) | 71 (17.1) |
| Current alcohol users n(%) | 40 (26.3) | 82 (16.2)* | 9 (8.3) | 32 (8.8) | 33 (40.7) | 76 (23.1)* | 16 (18.8) | 54 (13.0) |
| Education level n(%) | ||||||||
| Illiterate | 43 (28.3) | 144 (28.5) | 27 (24.8) | 107 (29.4) | 27 (33.3) | 148 (45.0) | 18 (20.9) | 69 (16.6) |
| Primary, middle or high schooling | 101 (66.4) | 325 (64.4) | 74 (67.9) | 229 (62.9) | 44 (54.3) | 158 (48.0) | 57 (66.3) | 297 (71.4) |
| Graduate and above | 8 (5.3) | 36 (7.1) | 8 (7.3) | 28 (7.7) | 10 (12.3) | 23 (7.0) | 11 (12.8) | 50 (12.0) |
| Occupation n(%) | ||||||||
| Professional | 4 (3.3) | 22 (4.8) | 3 (3.1) | 13 (3.8) | 10 (15.6) | 15 (5.1) | 5 (6.8) | 19 (5.1) |
| Labourer | 74 (61.7) | 255 (55.2) | 63 (64.9) | 200 (58.7) | 29 (45.3) | 124 (42.2) | 40 (54.1) | 157 (41.9) |
| Others | 42 (35.0) | 185 (40.0) | 31 (32.0) | 128 (37.5) | 25 (39.1) | 155 (52.7) | 29 (39.2) | 199 (53.1) |
| Income level n(%) | ||||||||
| <5,000 INR | 124 (83.2) | 393 (79.4) | 82 (75.2) | 259 (72.8) | 59 (77.6) | 208 (77.0) | 26 (31.7) | 166 (43.5) |
| 5,000–10,000 INR | 14 (9.4) | 76 (15.4) | 15 (13.8) | 65 (18.3) | 13 (17.1) | 27 (10.0) | 33 (40.2) | 105 (27.5) |
| >10,000 INR | 11 (7.4) | 26 (5.3) | 12 (11.0) | 32 (9.0) | 4 (5.3) | 35 (13.0) | 23 (28.0) | 111 (29.1) |
| Self reported diabetes n(%) | 5 (3.3) | 33 (6.5) | 1 (0.9) | 14 (3.8) | 1 (1.2) | 8 (2.4) | 0 | 24 (5.8) |
| Coronary artery disease n(%) | 5 (3.3) | 29 (5.7) | 3 (2.8) | 17 (4.7) | 2 (2.5) | 9 (2.7) | 0 | 10 (2.4) |
| Family history of diabetes n(%) | 17 (11.2) | 88 (17.4) | 2 (1.8) | 24 (6.6) | 3 (3.7) | 22 (6.7) | 7 (8.1) | 43 (10.3) |
*p<0.05 and **p<0.001 compared to subjects with no lipid abnormality.