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Table 1 Descriptive statistics for age at recruitment, sex and time since transplantation by immune status and ethnicity

From: The seroprevalence of human papillomavirus by immune status and by ethnicity in London

  CAUCASIANS NON-CAUCASIANS
Immune status Number OTR IC dialysis OTR IC dialysis
  N = 243 N = 102 N = 222 N = 166 N = 50 N = 145
sex
Ratio (M/F) 1.6 (150/93) 1.0 (50/52) 1.5 (132/90) 1.4 (96/70) 0.6 (18/32) 1.3 (83/62)
age at recruitment (yr) P-Het. = 0.1    P-Het. = 0.01
Mean [SD]
range
47 [13]
21 to 83
53 [18]
23 to 91
54 [14]
19 to 85
47 [12]
20 to 78
41 [16]
17 to 73
48 [13]
18 to 80
time since transplantation (yr) P-value 1 < 0.001    P-value 1 = 0.01
Mean [SD]
range
9.6 [7.1]
1 mth to 29.0 yr
NA NA 7.0 [6.4]
3 mths to 28.4 yr
NA NA
     P-value Caucasian versus non Caucasian OTR 1 = 0.0002   
  1. N: Total number; no: number; IC: immunocompetent; OTR: organ transplant patients; mth: month; yr: year; NA: not available;
  2. M: male; F: female; Het.: P-value for heterogeneity using logistic regression model; 1: P-value for difference between means using linear regression model.