Standardised mortality ratios (to April 2004) in patients diagnosed with angina and non-cardiac chest pain (n = 8762)
| Angina group | Non-cardiac group | |||||||
|---|---|---|---|---|---|---|---|---|
| Male | Female | Male | Female | |||||
| O/E | SMR (95% CI) | O/E | SMR (95% CI) | O/E | SMR (95% CI) | O/E | SMR (95% CI) | |
| O, observed mortality; CHD, coronary heart disease; E, expected mortality; ICD, International Classification of Diseases; SMR, standardised mortality rate. | ||||||||
| All-cause mortality | ||||||||
| < 65 | 40/23 | 1.83 (1.26 to 2.39) | 20/11 | 1.78 (1.00 to 2.56) | 54/54 | 1.00 (0.73 to 1.26) | 44/36 | 1.21 (0.85 to 1.57) |
| ⩾65 | 79/91 | 0.87 (0.68 to 1.05) | 45/53 | 0.85 (0.60 to 1.09) | 46/63 | 0.73 (0.52 to 0.94) | 26/51 | 0.51 (0.32 to 0.71) |
| All ages | 119/113 | 1.05 (0.86 to 1.24) | 65/64 | 1.01 (0.76 to 1.25) | 100/117 | 0.85 (0.68 to 1.02) | 70/88 | 0.80 (0.61 to 0.98) |
| CHD (ICD 10 I20–I25) | ||||||||
| <65 | 20/6 | 3.52 (1.98 to 5.07) | 7/2 | 4.39 (1.14 to 7.64) | 15/13 | 1.15 (0.57 to 1.73) | 9/5 | 1.96 (0.68 to 3.24) |
| ⩾65 | 35/27 | 1.62 (1.09 to 2.16) | 18/10 | 1.76 (0.95 to 2.58) | 11/16 | 0.71 (0.29 to 1.12) | 3/10 | 0.31 (0.00 to 0.65) |
| All ages | 55/28 | 2.03 (1.49 to 2.56) | 25/12 | 2.13 (1.29 to 2.96) | 26/26 | 0.92 (0.57 to 1.28) | 12/15 | 0.85 (0.37 to 1.32) |
| Non-cardiovascular causes | ||||||||
| <65 | 15/14 | 1.04 (0.77 to 1.31) | 10/8 | 1.19 (0.81 to 1.57) | 31/35 | 0.88 (0.72 to 0.83) | 26/28 | 0.92 (0.74 to 1.10) |
| ⩾65 | 33/53 | 0.62 (0.51 to 0.73) | 22/34 | 0.64 (0.50 to 0.78) | 30/36 | 0.83 (0.68 to 0.98) | 18/32 | 0.56 (0.43 to 0. 69) |
| All ages | 48/68 | 0.70 (0.60 to 0.80) | 32/40 | 0.79 (0.65 to 0.93) | 61/75 | 0.81 (0.71 to 0.91) | 48/63 | 0.76 (0.65 to 0.87) |