Table 2.
Heterogeneity in Mean Degree and Weekly Rates by Demographics and HIV Status, Stratified by Partnership Type, for All Anal or Oral Sex Partnerships among MSM in the United States.
| Main and Casual Mean (95 % CI) |
Main Mean (95 % CI) |
Casual Mean (95 % CI) |
One-Time Mean (95 % CI) |
|
|---|---|---|---|---|
| Total | 1.19 (1.16, 1.23) | 0.45 (0.43, 0.47) | 0.74 (0.72, 0.77) | 0.163 (0.152, 0.175) |
| Race/Ethnicity | ||||
| Black, Non-Hispanic | 1.12 (1.00, 1.26) | 0.32 (0.25, 0.39) | 0.81 (0.70, 0.92) | 0.117 (0.080, 0.163) |
| White, Non-Hispanic | 1.22 (1.18, 1.26) | 0.46 (0.44, 0.49) | 0.76 (0.73, 0.78) | 0.172 (0.159, 0.186) |
| Hispanic | 1.14 (1.06, 1.22) | 0.45 (0.40, 0.50) | 0.45 (0.63, 0.76) | 0.156 (0.128, 0.187) |
| Other/Multiple | 1.11 (1.01, 1.21) | 0.41 (0.35, 0.47) | 0.70 (0.62, 0.78) | 0.134 (0.102, 0.171) |
| Age | ||||
| 15–24 | 0.82 (0.77, 0.87) | 0.42 (0.38, 0.45) | 0.40 (0.37, 0.44) | 0.102 (0.086, 0.121) |
| 25–34 | 1.09 (1.03, 1.15) | 0.52 (0.48, 0.56) | 0.57 (0.53, 0.62) | 0.135 (0.116, 0.157) |
| 35–44 | 1.40 (1.31, 1.49) | 0.51 (0.46, 0.56) | 0.89 (0.82, 0.96) | 0.202 (0.170, 0.237) |
| 45–54 | 1.54 (1.46, 1.63) | 0.45 (0.40, 0.50) | 1.09 (1.02, 1.16) | 0.229 (0.198, 0.263) |
| 55–65 | 1.46 (1.37, 1.54) | 0.35 (0.31, 0.39) | 1.11 (1.03, 1.18) | 0.209 (0.179, 0.243) |
| Census Region and Division | ||||
| West | 1.17 (1.11, 1.23) | 0.43 (0.40, 0.47) | 0.74 (0.69, 0.79) | 0.175 (0.153, 0.200) |
| Pacific | 1.29 (1.21, 1.36) | 0.44 (0.40, 0.49) | 0.84 (0.78, 0.91) | 0.195 (0.167, 0.227) |
| Mountain | 0.94 (0.85, 1.04) | 0.42 (0.36, 0.49) | 0.52 (0.45, 0.59) | 0.134 (0.101, 0.173) |
| Midwest | 1.18 (1.12, 1.25) | 0.46 (0.42, 0.50) | 0.72 (0.67, 0.78) | 0.154 (0.131, 0.179) |
| West North Central | 1.16 (1.04, 1.29) | 0.49 (0.42, 0.58) | 0.67 (0.58, 0.76) | 0.152 (0.111, 0.200) |
| East North Central | 1.19 (1.11, 1.28) | 0.45 (0.40, 0.50) | 0.75 (0.68, 0.81) | 0.155 (0.127, 0.186) |
| South | 1.19 (1.14, 1.24) | 0.46 (0.43, 0.49) | 0.73 (0.69, 0.77) | 0.152 (0.134, 0.170) |
| West South Central | 1.23 (1.13, 1.33) | 0.47 (0.41, 0.53) | 0.76 (0.69, 0.84) | 0.143 (0.112, 0.179) |
| East South Central | 1.19 (1.06, 1.34) | 0.48 (0.40, 0.58) | 0.71 (0.61, 0.83) | 0.162 (0.115, 0.221) |
| South Atlantic | 1.17 (1.11, 1.24) | 0.45 (0.41, 0.49) | 0.72 (0.67, 0.78) | 0.153 (0.131, 0.178) |
| Northeast | 1.25 (1.18, 1.32) | 0.44 (0.40, 0.49) | 0.80 (0.75, 0.87) | 0.182 (0.155, 0.211) |
| Middle Atlantic | 1.27 (1.18, 1.36) | 0.44 (0.39, 0.50) | 0.83 (0.76, 0.90) | 0.176 (0.146, 0.211) |
| New England | 1.20 (1.07, 1.34) | 0.45 (0.37, 0.54) | 0.75 (0.65, 0.86) | 0.194 (0.145, 0.254) |
| Urbanicity (County) | ||||
| Large Central Metro | 1.26 (1.22, 1.31) | 0.45 (0.43, 0.48) | 0.81 (0.77, 0.85) | 0.196 (0.177, 0.215) |
| Large Fringe Metro | 1.18 (1.12, 1.25) | 0.42 (0.38, 0.46) | 0.76 (0.71, 0.81) | 0.158 (0.135, 0.183) |
| Medium Metro | 1.14 (1.07, 1.21) | 0.48 (0.44, 0.53) | 0.65 (0.60, 0.71) | 0.131 (0.109, 0.155) |
| Small Metro | 1.12 (1.03, 1.23) | 0.46 (0.40, 0.53) | 0.66 (0.59, 0.74) | 0.114 (0.085, 0.149) |
| Micropolitan | 1.06 (0.93, 1.19) | 0.42 (0.34, 0.51) | 0.63 (0.54, 0.74) | 0.132 (0.090, 0.184) |
| Noncore | 1.11 (0.96, 1.28) | 0.40 (0.31, 0.51) | 0.71 (0.59, 0.85) | 0.141 (0.091, 0.208) |
| HIV Status | ||||
| Negative | 1.24 (1.20, 1.27) | 0.46 (0.44, 0.48) | 0.78 (0.75, 0.81) | 0.172 (0.159, 0.185) |
| Positive | 1.59 (1.47, 1.71) | 0.50 (0.43, 0.57) | 1.09 (1.00, 1.19) | 0.269 (0.223, 0.321) |
| Unknown | 0.75 (0.69, 0.82) | 0.38 (0.34, 0.42) | 0.37 (0.33, 0.42) | 0.063 (0.046, 0.082) |
| Partnership Concurrency | ||||
| Concurrent (n, %) | 1290 (26.3 %) | 95 (1.9 %) | 952 (19.4 %) | – |