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. Author manuscript; available in PMC: 2013 Dec 1.
Published in final edited form as: Ann Epidemiol. 2012 Nov 10;22(12):855–862. doi: 10.1016/j.annepidem.2012.10.002

Table 4.

Multivariate Model Results, all NHL subtypes combined; Mayo Case-Control Study of NHL, 2002–2008

NHL Overall NHL Overall, Males only NHL Overall, Females Only
Variables Cases Controls OR 95% CI p-value Cases Controls OR 95% CI p-value Cases Controls OR 95% CI p-value
Model 1: Early Adult BMI and Physical Activity
BMI at age 18 Quartile 1 188 265 1 Reference 0.00053 130 149 1 Reference 0.25 58 116 1 Reference 0.00016
Quartile 2 169 250 0.94 0.72–1.24 92 131 0.74 0.51–1.06 77 119 1.33 0.86–2.04
Quartile 3 226 244 1.32 1.01–1.71 124 136 0.98 0.69–1.38 102 108 1.97 1.29–3.01
Quartile 4 262 256 1.45 1.12–1.87 150 141 1.13 0.81–1.58 112 115 2.06 1.36–3.11
Strenuous PA at age 18 Never 273 310 1 Reference 0.151 85 94 1 Reference 0.91 188 216 1 Reference 0.13
Ever 572 705 0.86 0.71–1.06 411 463 0.98 0.71–1.36 161 242 0.8 0.60–1.07
Model 2: Recent Adult BMI and Physical Activity
Adult BMI <18.5 7 12 0.83 0.32–2.16 0.3 0 0 NA NA 0.94 7 12 0.88 0.33–2.32 0.3
18.5–24.9 257 333 1 Reference 113 115 1 Reference 144 218 1 Reference
25.0–29.9 346 435 0.94 0.75–1.17 238 281 0.86 0.62–1.17 108 154 0.97 0.69–1.35
30.0+ 249 265 1.13 0.89–1.44 158 162 0.99 0.70–1.39 91 103 1.23 0.85–1.77
Adult PA Quartile 1 213 259 1 Reference 0.93 140 166 1 Reference 0.14 73 93 1 Reference 0.062
Quartile 2 232 263 1.09 0.84–1.41 127 141 1.08 0.77–1.50 105 122 1.11 0.73–1.67
Quartile 3 199 263 0.93 0.72–1.21 113 138 0.95 0.68–1.33 86 125 0.89 0.58–1.35
Quartile 4 215 260 1.04 0.80–1.35 129 113 1.39 0.99–1.95 86 147 0.74 0.48–1.12
Model 3: Early Adult and Recent Adult BMI
Adult BMI <18.5 8 13 0.87 0.35–2.16 0.86 0 0 NA NA 0.69 8 13 1.05 0.42–2.67 0.86
18.5–24.9 274 350 1 Reference 114 117 1 Reference 160 233 1 Reference
25.0–29.9 376 463 0.9 0.72–1.12 253 300 0.84 0.61–1.16 123 163 0.97 0.70–1.33
30.0+ 270 285 0.98 0.76–1.25 171 174 0.91 0.63–1.31 99 111 1.06 0.73–1.54
BMI at age 18 Quartile 1 213 286 1 Reference 0.0019 144 157 1 Reference 0.18 69 129 1 Reference 0.0014
Quartile 2 188 280 0.88 0.68–1.14 100 144 0.72 0.51–1.01 88 136 1.21 0.81–1.81
Quartile 3 243 272 1.21 0.94–1.56 132 146 0.96 0.68–1.34 111 126 1.69 1.13–2.52
Quartile 4 284 273 1.41 1.08–1.83 162 144 1.19 0.84–1.69 122 129 1.82 1.20–2.77
Model 4: Early Adult and Recent Adult Physical Activity
Adult PA Quartile 1 188 234 1 Reference 0.68 122 155 1 Reference 0.10 66 79 1 Reference 0.15
Quartile 2 210 239 1.14 0.87–1.49 119 130 1.21 0.85–1.73 91 109 1.01 0.65–1.56
Quartile 3 186 253 0.94 0.72–1.24 105 136 0.98 0.68–1.41 81 117 0.83 0.53–1.29
Quartile 4 205 238 1.13 0.86–1.49 123 110 1.48 1.03–2.13 82 128 0.77 0.49–1.20
Strenuous PA at age 18 Never 247 291 1 Reference 0.20 81 91 1 Reference 0.64 166 200 1 Reference 0.34
Ever 542 673 0.87 0.70–1.08 388 440 0.92 0.65–1.30 154 233 0.86 0.64–1.17
Model 5: Early Adult BMI and Recent Adult Physical Activity
BMI at age 18 Quartile 1 191 263 1 Reference 0.0016 134 144 1 Reference 0.40 57 119 1 Reference 0.0003
Quartile 2 174 263 0.89 0.68–1.16 95 135 0.69 0.48–0.99 79 128 1.31 0.85–2.01
Quartile 3 224 261 1.17 0.90–1.52 125 142 0.88 0.63–1.24 99 119 1.77 1.16–2.69
Quartile 4 271 267 1.4 1.08–1.80 153 143 1.08 0.77–1.51 118 124 2.02 1.34–3.05
Adult PA Quartile 1 214 260 1 Reference 0.81 140 166 1 Reference 0.26 74 94 1 Reference 0.10
Quartile 2 235 267 1.1 0.85–1.42 128 142 1.09 0.78–1.53 107 125 1.09 0.72–1.64
Quartile 3 197 264 0.92 0.71–1.20 112 139 0.92 0.66–1.30 85 125 0.89 0.58–1.37
Quartile 4 214 263 1.03 0.79–1.33 127 117 1.31 0.93–1.85 87 146 0.76 0.50–1.16

N.B. Variable sizes differ by model due to missing values in the varying model covariates; all models adjusted for age at enrollment, gender, and county of residence; PA, physical activity.