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Table 2 Sexual partner numbers in the lifetime, past 5 years, and past year reported by men who have sex exclusively with women (MSEW), all men who have sex with men (MSM), and MSM who identified as gay in Natsal-3

From: The health and well-being of men who have sex with men (MSM) in Britain: Evidence from the third National Survey of Sexual Attitudes and Lifestyles (Natsal-3)

  All sexual partners (regardless of gender), reported by: Male sexual partners, reported by: Female sexual partners, reported by:
  MSEW All MSM MSM who identified as gayb MSEW All MSM MSM who identified as gayb MSEW All MSM MSM who identified as gayb
Denominators a : 5069, 6257 190, 191 107, 99 5069, 6257 190, 191 107, 99 5069, 6257 190, 191 107, 99
Timeframe:          
Lifetime          
 Age standardised:          
  % [95 % CI]          
   0 0 0 0 97.5 [97.0–98.0] 0 0 0 30.1 [23–38.3] 55.4 [42.7–67.4]
   1 13.7 [12.6–14.9] 1.8 [0.7–4.5] 1.3 [0.3–5.3] 1.4 [1.1–1.9] 14.6 [9.3–22.2] 3.1 [0.8–10.7] 13.7 [12.6–14.9] 13.7 [9.0–20.3] 22.1 [13.6–33.8]
   2 8.4 [7.5–9.3] 1.8 [0.9–3.8] 1.5 [0.5–4.9] 0.5 [0.4–0.8] 9.3 [5.2–16.0] 4.4 [1.8–10.4] 8.4 [7.5–9.4] 8.5 [4.6–15.0] 8.8 [3.5–20.4]
   3–4 15.3 [14.1–16.5] 9.2 [5.2–15.9] 8 [3.8–16.3] 0.3 [0.1–0.5] 15.1 [9.8–22.3] 10 [5.1–18.8] 15.6 [14.4–16.8] 9.6 [5.7–15.9] 6.2 [2.3–15.3]
   5–9 25.7 [24.3–27.1] 19.1 [13.3–26.6] 18.1 [11.3–27.5] 0.2 [0.1–0.4] 18.5 [12.3–27] 12.9 [7.6–21.0] 25.4 [24–26.8] 11.3 [6.6–18.7] 4.8 [1.8–11.9]
   10+ 37 [35.5–38.6] 68 [59.5–75.4] 71.1 [61.3–79.3] 0.1 [0–0.3] 42.5 [34.3–51.2] 69.6 [59.9–77.9] 37 [35.5–38.5] 26.9 [19.5–35.8] 2.8 [1.1–6.8]
  Mean 14.3 111.1 86.7 0.1 45.7 84.8 14.3 60.4 1.2
  aAORc 1.00 3.40 (2.42–4.78) 3.42 (2.25–5.22) 1.00 836 (516–1356) 2504 (1191–5267) 1.00 0.15 (0.07–0.32) 0.00 (0.00–0.01)
 Non-age standardised:          
  Mean (sd) 14.3 (43.1) 90.1 (345.0) 76.4 (166.6) 0.1 (0.5) 44.7 (121.6) 74.2 (165.5) 14.3 (43.1) 44.6 (323.6) 1.3 (3.2)
  Median (IQR) 6 (3–15) 17 (6–50) 19 (6–70) 0 (0–0) 6 (2–25) 19 (5–70) 6 (3–5) 2 (0–9) 0 (0–1)
Past 5 years          
 Age standardised:          
  % [95 % CI]          
   0 0 0 0 N/A    0 54.1 [45.7–62.3] 93.5 [89.6–96.1]
   1 62.7 [61.3–64.0] 15.6 [10.1–23.3] 26.7 [16.5–40.3]   32.2 [24.2–41.5] 26.3 [16.2–39.8] 62.7 [61.3–64] 16.1 [10.5–23.9] 3.3 [1.6–6.5]
   2 11.4 [10.5–12.4] 10.7 [6.4–17.5] 5.5 [2.5–11.9]   13.5 [8.5–20.8] 6.8 [3.4–13.0] 11.4 [10.5–12.4] 5.5 [2.5–11.3] 1.4 [0.4–4.7]
   3–4 11.3 [10.4–12.2] 15.3 [10–22.8] 19.4 [11–31.7]   15.7 [10.4–23.1] 19.1 [10.9–31.3] 11.3 [10.4–12.2] 9.7 [5.3–16.9] 1.4 [0.4–4.7]
   5–9 8.4 [7.7–9.2] 22.6 [16.4–30.3] 13.5 [7.1–24.3]   11.9 [7.5–18.3] 12.6 [6.4–23.3] 8.4 [7.7–9.2] 6.1 [3.1–11.7] 0.4 [0–2.5]
   10+ 6.3 [5.7–6.9] 35.8 [27.8–44.8] 34.8 [23.7–47.9]   26.7 [19.7–35.2] 35.3 [24.2–48.1] 6.3 [5.7–6.9] 8.5 [4.7–15.2] 0
  Mean 3 15.8 17.3   12.2 17.5 3.0 3.7 0.1
  aAORc 1.00 9.36 (6.23–14.08) 6.22 (3.57–10.84)     1.00 0.01 (0.00–0.03) 0.00 (0.00–0.00)
 Non-age standardised:          
  Mean (sd) 3.0 (5.3) 15.9 (35.2) 18.1 (43.5)   12.3 (31.7) 18.3 (43.7) 3.0 (5.3) 3.6 (16.6) 0.2 (0.7)
  Median (IQR) 1 (1–3) 6 (2–16) 5 (2–30)   3 (1–10) 5 (2–30) 1 (1–3) 0 (0–2) 0 (0–0)
Past year     N/A      
 Age standardised:          
  % [95 % CI]          
   0 6.1 [5.4–6.9] 3.9 [1.9–8.1] 6 [2.2–15.5]   14.9 [9.6–22.2] 5.9 [2.2–15.3] 6.1 [5.4–6.9] 60.8 [51.8–69.1] 97.7 [94.1–99.2]
   1 77.1 [75.8–78.4] 36.0 [27.8–45.1] 45.8 [33.2–59.0]   42.6 [33.9–51.7] 45.3 [32.8–58.4] 77.1 [75.8–78.4] 21.6 [15.0–30.2] 0.8 [0.1–5.1]
   2 8.0 [7.2–8.8] 13 [8.0–20.4] 8.5 [3.9–17.6]   9.7 [5.8–15.7] 9.0 [4.3–17.9] 8.0 [7.2–8.8] 6.2 [3.2–11.8] 0.7 [0.2–2.9]
   3–4 5.4 [4.8–6.1] 16.1 [10.8–23.5] 12.8 [7–22.4]   13.1 [8.6–19.6] 13.9 [7.7–23.8] 5.4 [4.8–6.1] 7.1 [3.7–13.0] 0.7 [0.1–5.1]
   5–9 2.2 [1.9–2.7] 17.6 [11.7–25.5] 7.3 [2.8–17.4]   8.6 [4.7–15.3] 6.4 [2.2–16.9] 2.2 [1.9–2.7] 3.7 [1.5–9.0] 0
   10+ 1.2 [0.9–1.5] 13.4 [8.0–21.7] 19.6 [10.4–34.0]   11.2 [6.4–18.8] 19.5 [10.4–33.7] 1.2 [0.9–1.5] 0.7 [0.1–4.5] 0
  Mean 1.4 4.5 5.0   3.5 4.9 1.4 0.9 0
  aAORc 1.00 8.29 (5.25–13.09) 4.84 (2.50–9.37)     1.00 0.04 (0.02–0.08) 0.00 (0.00–0.00)
 Non-age standardised:          
  Mean (sd) 1.4 (2.0) 4.5 (8.5) 5.1 (11.7)   3.5 (8.4) 4.9 (11.7) 1.5 (2.0) 0.9 (1.8) 0.1 (0.4)
  Median (IQR) 1 (1–1) 2 (1–5) 1 (1–4)   1 (1–4) 1 (1–4) 1 (1–1) 0 (0–1) 0 (0–0)
New partner, past year    N/A      
 Age standardised:          
  % [95 % CI]          
   0 77.7 [76.6–78.8] 43.3 [34.8–52.2] 49.8 [37.1–62.5]   55.7 [47.0–64.1] 50.8 [38.1–63.4] 77.7 [76.6–78.8] 80.1 [72.4–86.1] 97.7 [94.1–99.2]
   1 13.2 [12.3–14.2] 14.8 [10.1–21.3] 15.6 [9.3–25.1]   13.1 [9.1–18.6] 15.6 [9.3–25.0] 13.2 [12.3–14.2] 9.6 [5.6–16.0] 1.9 [0.6–5.7]
   2 4.5 [4.0–5.1] 7.8 [4.1–14.2] 4.5 [1.7–11.6]   6.1 [3.3–11.0] 4.8 [1.9–11.8] 4.5 [4.0–5.1] 5.2 [2.7–9.9] 0.4 [0.0–2.5]
   3–4 2.7 [2.3–3.1] 12.3 [7.9–18.8] 9.5 [4.3–19.5]   9.7 [6.0–15.4] 9.3 [4.1–19.8] 2.7 [2.3–3.1] 2.7 [0.9–8.1] 0
   5–9 1.4 [1.1–1.7] 15.6 [9.5–24.5] 14.1 [6.1–29.2]   10.0 [5.0–18.8] 13.1 [5.4–28.4] 1.4 [1.1–1.7] 1.7 [0.5–6.0] 0
   10+ 0.5 [0.4–0.7] 6.2 [3.2–11.5] 6.5 [2.9–13.9]   5.4 [2.7–10.5] 6.4 [2.9–13.6] 0.5 [0.4–0.7] 0.7 [0.1–4.5] 0
  Mean 0.5 3.2 3.6   2.6 3.5 0.5 0.5 0
  aAORc 1.00 6.24 (3.86–10.08) 4.32 (2.35–7.95)     1.00 0.76 (0.47–1.23) 0.08 (0.03–0.22)
 Non-age standardised:          
  Mean (sd) 0.5 (1.4) 3.2 (8.5) 3.9 (11.8)   2.6 (8.3) 3.7 (11.8) 0.5 (1.4) 0.5 (1.6) 0.0 (0.2)
  Median (IQR) 0 (0–0) 1 (0–4) 1 (0–3)    1 (0–3) 0 (0–0) 0 (0–0) 0 (0–0)
Number of condomless-sex partners, past year   N/A      
 Age standardised:          
  % [95 % CI]          
   0 19.5 [18.3–20.9] 43.1 [34.4–52.3] 43.4 [32.3–55.3]   42.9 [32.6–54.0] 30.4 [20.0–43.3] 19.3 [18.1–20.6] 73.7 [65.5–80.5] 98.8 [95.0–99.7]
   1 72.4 [70.9–73.8] 32.2 [24.5–41.0] 40.1 [29.2–52.1]   37.1 [27.4–48.1] 49.7 [36.6–62.9] 72.7 [71.3–74.1] 14.7 [9.5–22.1] 1.2 [0.3–5.0]
   2+ 8.0 [7.3–8.9] 24.7 [17.6–33.4] 16.4 [8.8–28.8]   19.9 [11.7–31.9] 19.8 [10.4–34.6] 7.9 [7.2–8.8] 11.6 [7.3–17.9] 0
  Mean 1.0 1.2 1.0   1.1 1.3 1.0 0.5 0.01
  aAORc 1.00 0.60 (0.30–1.18) 0.43 (0.21–0.88)     1.00 0.10 (0.06–0.16) 0.00 (0.00–0.01)
 Non-age standardised:          
  Mean (sd) 1.0 (1.0) 1.2 (2.6) 1.2 (3.1)   1.2 (2.7) 1.5 (3.2) 1.0 (1.0) 0.5 (1.4) 0.01 (0.1)
  Median (IQR) 1 (1–1) 1 (0–1) 1 (0–1)   1 (0–1) 1 (0–1) 1 (1–1) 0 (0–1) 0 (0–0)
  1. aUnweighted, weighted denominators defined as participants who reported at least one sexual partner in the 5 years prior to interview
  2. bMSM who identified as gay in Natsal-3 are a subset of all MSM
  3. cAge-adjusted odds ratio (aAOR) for comparing to MSEW