Variable | N | Sample Mean a (95Â % CI) | Min-Max | Population Mean b | t-test unpaired p-value (two tailed) |
---|---|---|---|---|---|
Total | 1203 | 50.84 (50.35-51.33) | 15–70 | 50.7 | 0.664 |
Gender | Â | Â | Â | Â | Â |
 Male | 486 | 51.11 (50.32-51.90) | 18–70 | 51.3 | 0.731 |
 Female | 717 | 50.65 (50.02-51.28) | 15–70 | 50.3 | 0.438 |
Age category | Â | Â | Â | Â | Â |
 16–24 | 87 | 52.15 (50.60-53.70) | 28–68 | 51.7 | 0.644 |
 25–34 | 214 | 52.36 (51.30-53.42) | 29–70 | 50.1 | 0.003 |
 35–44 | 215 | 50.51 (49.29-51.73) | 15–70 | 49.7 | 0.289 |
 45–54 | 197 | 49.36 (48.09-50.63) | 21–70 | 49.5 | 0.873 |
 55–64 | 162 | 49.25 (47.82-50.68) | 18–70 | 51.4 | 0.016 |
 65–74 | 166 | 51.98 (50.74-53.22) | 30–69 | 52.4 | 0.631 |
 75 + | 162 | 50.78 (49.42-52.14) | 19–70 | 51.2 | 0.754 |
NIMDM 2010 | Â | Â | Â | Â | Â |
 1 - most deprived | 215 | 48.86 (47.51-50.21) | 15–70 | - | - |
 2 | 223 | 50.68 (49.46-51.90) | 21–70 | - | - |
 3 | 94 | 48.53 (46.91-50.15) | 24–69 | - | - |
 4 | 232 | 50.52 (49.45-51.59) | 19–70 | - | - |
 5 - least deprived | 439 | 52.56 (51.84-53.28) | 27–70 | - | - |