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Everest 1922 - 2006 Age, Success and Fatalities
Important note! A sample size should not be less than 10-20 climbers to be
relevant. All Blue values are statistically insignificant and should be avoided.
Red values have a high degree of reliability.
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ALL CLIMBERS |
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NON PORTER NATIONS (EXCLUDING CHINA, NEPAL, INDIA) |
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Age |
Attempts |
Success |
Attempt Success Rate |
Fatalities |
Attempt Fatality Rate |
Summiteer Fatalities |
Summiteer Fatality Rate |
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Attempts |
Success |
Attempt Success Rate |
Fatalities |
Attempt Fatality Rate |
Summiteer Fatalities |
Summiteer Fatality Rate |
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0-100 |
10094 |
2972 |
29.44% |
207 |
2.05% |
54 |
1.82% |
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7740 |
1549 |
20.01% |
104 |
1.34% |
39 |
2.52% |
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2 Age Groups |
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0-39 |
6515 |
2244 |
34.44% |
113 |
1.73% |
36 |
1.60% |
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4797 |
1002 |
20.89% |
66 |
1.38% |
25 |
2.50% |
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40-100 |
3116 |
695 |
22.30% |
47 |
1.51% |
16 |
2.30% |
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2672 |
543 |
20.32% |
35 |
1.31% |
14 |
2.58% |
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No Available Age |
463 |
33 |
7.13% |
47 |
10.15% |
2 |
6.06% |
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271 |
4 |
1.48% |
3 |
1.11% |
0 |
0.00% |
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4 Age Groups |
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0-29 |
2420 |
906 |
37.44% |
45 |
1.86% |
13 |
1.43% |
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1588 |
268 |
16.88% |
19 |
1.20% |
7 |
* |
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30-39 |
4095 |
1338 |
32.67% |
68 |
1.66% |
23 |
1.72% |
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3209 |
734 |
22.87% |
47 |
1.46% |
18 |
2.45% |
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40-49 |
2111 |
559 |
26.48% |
31 |
1.47% |
11 |
1.97% |
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1883 |
412 |
21.88% |
22 |
1.17% |
9 |
* |
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50-74 |
1005 |
136 |
13.53% |
16 |
1.59% |
5 |
* |
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789 |
131 |
16.60% |
13 |
1.65% |
5 |
* |
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No Available Age |
463 |
33 |
7.13% |
47 |
10.15% |
2 |
6.06% |
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271 |
4 |
1.48% |
3 |
1.11% |
0 |
0.00% |
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*insufficient sample size |
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GENERAL ANNUAL DEATH RATE USA 1996 |
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AGE |
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15-24 |
0.1% |
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25-34 |
0.1% |
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35-44 |
0.2% |
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45-54 |
0.4% |
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55-64 |
1.1% |
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65-74 |
2.5% |
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CONCLUSIONS
ALL CLIMBERS
Everest has been attempted 11000 times
3000 attempts have been successful (reached the summit)
Success rate is 29%
207 climbers have died on Everest
Fatality rate is 2.05%
54 of the summiteers died
Summit to Fatality rate is 1.82%
NON PORTER NATIONS (EXCLUDING CHINA, NEPAL, INDIA)
Everest has been attempted 7700 times
1600 attempts have been successful (reached the summit)
Success rate is 20%
104 climbers have died on Everest
Fatality rate is 1.34%
39 of the summiteers died
Summit to Fatality rate is 2.52%
EVEREST AND AGE OVERALL
The Attempt to Fatality rate does not significantly vary with age. 0-29y = 1.9%, 30-39y = 1.7%, 40-49y = 1.5%, 50-100y = 1.6%.
The summit to Fatality rate does vary slightly when porters are included in statistics. Age below 40 = 1.6%, Age 40 and above = 2.3%
EVEREST AND AGE (EXCLUDING CHINA, NEPAL, INDIA)
Climbing porters have a higher success rate than non porters. The porters are younger than the general Everest population. Porters thus have to be excluded when further comparing age.
The success rate for climbers (non porter nations) does not vary with age. Climbers below 40 years have a success rate of 20.9%, Climbers 40 years and above have a success rate of 20.3%
The summit to Fatality rate does not vary with age. Climbers below 40 have a Summit to Fatality rate of 2.5%. Climbers 40 years and above have 2.6%
The Attempt to Fatality rate does not vary with age. Climbers below 40 have an Attempt to Fatality rate of 1.4%. Climbers 40 years and above have an Attempt to Fatality rate of 1.3%
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