Table 1

Student socioeconomic position at university (1948–1968) and cause specific mortality. Glasgow alumni cohort study, 1948–1968

Cause of death (number of deaths)	Father’s occupational socioeconomic position Hazard ratio (HR) (95% confidence interval (CI))
Cause of death (number of deaths)	I (ref)n = 1740	II n = 3132	III n = 3207	IV n = 511	V n = 130	HR per unit increase SEP	Trend p
*Adjusted for examination date. †Additionally adjusted for height, BMI, systolic blood pressure, and smoking. ‡There were no deaths in social class V and the analysis for this outcome was carried out grouping social classes IV and V. §There were no deaths in social class IV and the analysis for this outcome was carried out grouping social classes IV and V.
All causes (n = 1349)
examination date*	1.00	1.16 (1.00, 1.35)	1.23 (1.05, 1.43)	1.32 (1.02, 1.70)	1.63 (1.08, 2.46)	1.10 (1.04, 1.17)	<0.001
+ early adulthood risk factors†	1.00	1.15 (0.99, 1.34)	1.25 (1.07, 1.46)	1.35 (1.05, 1.75)	1.59 (1.05, 2.40)	1.11 (1.05, 1.18)	0.001
CVD (n = 524)
examination date*	1.00	1.41 (1.09, 1.84)	1.58 (1.22, 2.06)	1.74 (1.16, 2.62)	2.30 (1.22, 4.32)	1.20 (1.10, 1.32)	<0.001
+ early adulthood risk factors†	1.00	1.38 (1.06, 1.80)	1.59 (1.23, 2.07)	1.78 (1.18, 2.67)	2.11 (1.12, 3.98)	1.21 (1.10, 1.32)	<.0001
CHD (n = 357)
examination date*	1.00	1.36 (0.99, 1.87)	1.63 (1.19, 2.24)	1.78 (1.09, 2.90)	2.43 (1.15, 5.11)	1.23 (1.10, 1.38)	<0.001
+ early adulthood risk factors†	1.00	1.33 (0.96, 1.83)	1.63 (1.19, 2.24)	1.81 (1.11, 2.96)	2.19 (1.04, 4.62)	1.23 (1.10, 1.38)	<0.001
Stroke (n = 107)
examination date*	1.00	1.31 (0.74, 2.31)	1.48 (0.84, 2.61)	1.73 (0.72, 4.17)	2.02 (0.47, 8.73)	1.19 (0.97, 1.46)	0.102
+ early adulthood risk factors†	1.00	1.29 (0.73, 2.28)	1.48 (0.84, 2.60)	1.73 (0.72, 4.18)	1.92 (0.44, 8.36)	1.19 (0.96, 1.46)	0.106
Cancer (n = 474)
examination date*	1.00	1.08 (0.84, 1.38)	0.99 (0.77, 1.28)	1.27 (0.85, 1.92)	0.83 (0.34, 2.04)	1.01 (0.91, 1.12)	0.855
+ early adulthood risk factors†	1.00	1.08 (0.84, 1.38)	1.02 (0.79, 1.31)	1.31 (0.87, 1.98)	0.85 (0.34, 2.08)	1.02 (0.92, 1.13)	0.678
Lung cancer (n = 86)
examination date*	1.00	2.40 (1.16, 4.97)	2.25 (1.08, 4.69)	1.84 (0.57, 5.99)	1.82 (0.23, 14.34)	1.18 (0.94, 1.49)	0.164
+ early adulthood risk factors†	1.00	2.35 (1.13, 4.85)	2.38 (1.14, 4.96)	2.00 (0.61, 6.49)	1.76 (0.22, 13.91)	1.21 (0.96, 1.53)	0.105
Stomach cancer (n = 18)‡
examination date*	1.00	3.43 (0.41, 28.48)	5.94 (0.76, 46.38)	3.22 (0.20, 51.47)		1.57 (0.91, 2.71)	0.104
+ early adulthood risk factors†	1.00	3.43 (0.41, 28.52)	5.53 (0.71, 43.29)	2.93 (0.18, 47.04)		1.51 (0.87, 2.60)	0.140
Prostate cancer (n = 49)‡
examination date*	1.00	1.15 (0.54, 2.46)	0.91 (0.41, 2.02)	1.35 (0.42, 4.31)		1.00 (0.72, 1.38)	0.996
+ early adulthood risk factors†	1.00	1.16 (0.54, 2.47)	0.90 (0.40, 2.01)	1.35 (0.42, 4.30)		1.00 (0.72, 1.38)	0.982
Colon cancer (n = 48)‡
examination date*	1.00	1.09 (0.52, 2.25)	0.64 (0.28, 1.46)	1.17 (0.37, 3.68)		0.89 (0.64, 1.23)	0.478
+ early adulthood risk factors†	1.00	1.09 (0.53, 2.27)	0.67 (0.30, 1.53)	1.24 (0.39, 3.92)		0.91 (0.65, 1.26)	0.571
Respiratory diseases (n = 84)
examination date*	1.00	0.99 (0.52, 1.87)	1.35 (0.74, 2.49)	1.66 (0.64, 4.28)	3.33 (0.96, 11.51)	1.26 (1.00, 1.60)	0.048
+ early adulthood risk factors†	1.00	0.96 (0.51, 1.82)	1.36 (0.74, 2.50)	1.69 (0.66, 4.37)	2.97 (0.85, 10.32)	1.26 (1.00, 1.59)	0.048
External causes (n = 76)§
examination date*	1.00	1.44 (0.74, 2.81)	1.48 (0.76, 2.87)		0.23 (0.03, 1.79)	0.98 (0.75, 1.27)	0.861
+ early adulthood risk factors†	1.00	1.49 (0.76, 2.90)	1.57 (0.81, 3.06)		1.31 (0.17, 10.07)	1.01 (0.78, 1.31)	0.949