Table 1.
Personal details of respondents (n = 419)
| Socio-demography | n | % | Mean ± s.d. | Median ± IQR |
|---|---|---|---|---|
| Age Group (yrs) | 53.01 ± 4.90 | |||
| 39 – 48 | 78 | 18.6 | ||
| 49 – 58 | 282 | 67.3 | ||
| ≥ 59 | 59 | 14.1 | ||
| Ethnic | ||||
| Malay | 402 | 95.9 | ||
| Non-Malay | 17 | 4.1 | ||
| Marital status | ||||
| Married | 416 | 99.3 | ||
| Single/Widow | 3 | 0.7 | ||
| Education level | ||||
| < Standard 6 | 92 | 22.0 | ||
| Standard 6 | 198 | 47.3 | ||
| PMR/SRP | 90 | 21.5 | ||
| SPM/STPM | 39 | 9.3 | ||
| BMI (kg/m²) | 24.96 ± 3.85 | |||
| < 18.50 | 13 | 3.1 | ||
| 18.50 - 24.99 | 214 | 51.1 | ||
| 25.00 - 29.99 | 159 | 37.9 | ||
| > 30.00 | 33 | 7.9 | ||
| Smoking habit | ||||
| Yes | 227 | 54.2 | ||
| No | 192 | 45.8 | ||
| Length of working (yrs) | 23.56 ± 7.16 | |||
| < 10 | 13 | 3.1 | ||
| 11 to 20 | 143 | 34.1 | ||
| 21 to 30 | 214 | 51.1 | ||
| 31 to 40 | 35 | 8.4 | ||
| 41 to 50 | 14 | 3.3 | ||
| Working hours a day (h) | 4.49 ± 1.47 | |||
| < 5 | 342 | 81.6 | ||
| > 5 | 77 | 18.4 | ||
| Trees tapped per day | 200 ± 150 | |||
| < 200 | 217 | 51.8 | ||
| 200 – 399 | 114 | 27.2 | ||
| 400 – 599 | 67 | 16.0 | ||
| ≥ 500 | 21 | 5.0 |